{"title":"1-1\/4\" to 2\" 60° to 90° Four-Flute Countersinks","description":"\u003cdiv class=\"collection-description\"\u003e\n\u003ch2\u003e1-1\/4\" to 2\" 60° to 90° Four-Flute Countersinks\u003c\/h2\u003e\n\u003cp\u003eShop 1-1\/4\" to 2\" 60° to 90° Four-Flute Countersinks with product data organized for fast, confident tool selection. Review diameter, length, shank, geometry and pack configuration on each product page before ordering.\u003c\/p\u003e\n\u003ch3\u003eSelection guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrands represented: Champion.\u003c\/li\u003e\n\u003cli\u003eCommon material matches: Steel, General-Purpose.\u003c\/li\u003e\n\u003cli\u003eTypical applications: Hole Finishing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConfirm the workpiece material, required dimensions and machine or holder compatibility before use. Apply the correct cutting fluid where recommended and follow the manufacturer’s speed, feed and safety guidance.\u003c\/p\u003e\n\u003cp\u003eContinue browsing \u003ca href=\"\/collections\/type-countersinks\"\u003eCountersinks\u003c\/a\u003e or \u003ca href=\"\/collections\/drill-bits-for-metal-steel-stainless-steel\"\u003eDrill Bits \u0026amp; Holemaking Tools\u003c\/a\u003e for related sizes, styles and accessories.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-1-4-82","title":"Champion 799L-1-1\/4X82 1-1\/4\" 82° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-1\/4X82 1-1\/4\" 82° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-1\/4X82\u003c\/strong\u003e is an exact \u003cstrong\u003e1-1\/4\" 82° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-1\/4\" cutting diameter with a 82° included angle, 2-1\/8 overall tool length and a 1\/2 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-1\/4X82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-1\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-1\/4\" x 82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-1\/4X82 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-1\/4\" by 82° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766319919204,"sku":"CHA-799L-1-1\/4X82","price":222.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-1-4-90","title":"Champion 799L-1-1\/4X90 1-1\/4\" 90° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-1\/4X90 1-1\/4\" 90° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-1\/4X90\u003c\/strong\u003e is an exact \u003cstrong\u003e1-1\/4\" 90° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-1\/4\" cutting diameter with a 90° included angle, 2-1\/8 overall tool length and a 1\/2 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-1\/4X90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-1\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-1\/4\" x 90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-1\/4X90 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-1\/4\" by 90° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320083044,"sku":"CHA-799L-1-1\/4X90","price":222.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-1-2-60","title":"Champion 799L-1-1\/2X60 1-1\/2\" 60° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-1\/2X60 1-1\/2\" 60° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-1\/2X60\u003c\/strong\u003e is an exact \u003cstrong\u003e1-1\/2\" 60° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-1\/2\" cutting diameter with a 60° included angle, 2-3\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-1\/2X60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\" x 60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-1\/2X60 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-1\/2\" by 60° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320214116,"sku":"CHA-799L-1-1\/2X60","price":244.24,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-1-2-82","title":"Champion 799L-1-1\/2X82 1-1\/2\" 82° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-1\/2X82 1-1\/2\" 82° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-1\/2X82\u003c\/strong\u003e is an exact \u003cstrong\u003e1-1\/2\" 82° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-1\/2\" cutting diameter with a 82° included angle, 2-3\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-1\/2X82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\" x 82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-1\/2X82 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-1\/2\" by 82° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320541796,"sku":"CHA-799L-1-1\/2X82","price":244.24,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-1-2-90","title":"Champion 799L-1-1\/2X90 1-1\/2\" 90° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-1\/2X90 1-1\/2\" 90° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-1\/2X90\u003c\/strong\u003e is an exact \u003cstrong\u003e1-1\/2\" 90° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-1\/2\" cutting diameter with a 90° included angle, 2-3\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-1\/2X90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\" x 90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-1\/2X90 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-1\/2\" by 90° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320640100,"sku":"CHA-799L-1-1\/2X90","price":244.24,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-3-4-60","title":"Champion 799L-1-3\/4X60 1-3\/4\" 60° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-3\/4X60 1-3\/4\" 60° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-3\/4X60\u003c\/strong\u003e is an exact \u003cstrong\u003e1-3\/4\" 60° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-3\/4\" cutting diameter with a 60° included angle, 2-5\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-3\/4X60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-5\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-3\/4\" x 60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-3\/4X60 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-3\/4\" by 60° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320738404,"sku":"CHA-799L-1-3\/4X60","price":287.25,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-1-3-4-82","title":"Champion 799L-1-3\/4X82 1-3\/4\" 82° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-1-3\/4X82 1-3\/4\" 82° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-1-3\/4X82\u003c\/strong\u003e is an exact \u003cstrong\u003e1-3\/4\" 82° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 1-3\/4\" cutting diameter with a 82° included angle, 2-5\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-1-3\/4X82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e1-3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-5\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e1-3\/4\" x 82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-1-3\/4X82 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 1-3\/4\" by 82° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320836708,"sku":"CHA-799L-1-3\/4X82","price":287.25,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-2-60","title":"Champion 799L-2X60 2\" 60° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-2X60 2\" 60° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-2X60\u003c\/strong\u003e is an exact \u003cstrong\u003e2\" 60° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 2\" cutting diameter with a 60° included angle, 2-7\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-2X60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-7\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e2\" x 60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-2X60 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 2\" by 60° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766320935012,"sku":"CHA-799L-2X60","price":436.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-2-82","title":"Champion 799L-2X82 2\" 82° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-2X82 2\" 82° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-2X82\u003c\/strong\u003e is an exact \u003cstrong\u003e2\" 82° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 2\" cutting diameter with a 82° included angle, 2-7\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-2X82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-7\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e2\" x 82°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-2X82 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 2\" by 82° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766321000548,"sku":"CHA-799L-2X82","price":436.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"},{"product_id":"champion-799l-four-flute-large-size-countersinks-size-2-90","title":"Champion 799L-2X90 2\" 90° Large 4-Flute HSS Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 799L-2X90 2\" 90° Large 4-Flute HSS Countersink — Large-Size Four-Flute Machine Countersink\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e799L-2X90\u003c\/strong\u003e is an exact \u003cstrong\u003e2\" 90° HSS countersink\u003c\/strong\u003e from Champion's 799L large-size series. Its four-flute geometry is designed for stable, chatter-resistant countersinking and chamfering of large-diameter holes in steels, stainless steel and other alloys.\u003c\/p\u003e\n\u003cp\u003eThis large four-flute countersink combines a 2\" cutting diameter with a 90° included angle, 2-7\/8 overall tool length and a 3\/4 shank. It is suited to rigid setups where concentricity, smooth surface finish and reliable flat-head fastener seating matter.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003e799L-2X90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded angle\u003c\/th\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool type\u003c\/th\u003e\n\u003ctd\u003eLarge four-flute countersink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e2-7\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShank diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e2\" x 90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eUse this Champion 799L-2X90 countersink for large-diameter countersinking, chamfering and flat-head fastener seating in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is intended for portable power drills, drill presses and suitable machine applications, with the best performance coming from a rigid setup and correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Four-Flute Countersink?\u003c\/h3\u003e\n\u003cp\u003eThe four cutting edges distribute the load around the cone to support balanced cutting, a clean finish and dependable concentricity. The exact 2\" by 90° configuration lets you match the tool to the required hole and fastener geometry without relying on a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct arbor and select speeds, feeds and lubricant for the material and large tool diameter. Cutting tools may shatter if misused; wear appropriate PPE and follow the machine and tool manufacturer's instructions.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Champion Cutting Tool","offers":[{"title":"Default Title","offer_id":48766321098852,"sku":"CHA-799L-2X90","price":436.1,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/799L-FLAT-2.jpg?v=1766522571"}],"url":"https:\/\/www.cuttingtoolsoutlet.com\/collections\/size-1-1-4-to-2-60-to-90.oembed","provider":"Cutting Tools Outlet","version":"1.0","type":"link"}