{"product_id":"champion-800-four-flute-machine-countersinks-size-7-8-82","title":"Champion 800-7\/8X82 7\/8\" 82° 4-Flute HSS Machine Countersink","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 800-7\/8X82 7\/8\" 82° 4-Flute HSS Machine Countersink — Extended-Shank Countersink for Machine Shops\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e800-7\/8X82\u003c\/strong\u003e is an exact \u003cstrong\u003e7\/8\" 82° HSS machine countersink\u003c\/strong\u003e from Champion's 800 four-flute series. Its four cutting edges are designed for balanced, repeatable countersinking, chamfering and deburring of existing holes in production and machining environments.\u003c\/p\u003e\n\u003cp\u003eThis configuration combines a 7\/8\" cutting diameter, 82° included angle, 4-1\/4 overall tool length and a 1\/2\" shank. The extended shank is intended for compatible screw machines, turret lathes and other rigid machine setups where reach, concentricity and a clean finish are important.\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\u003e800-7\/8X82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eExact cutting diameter\u003c\/th\u003e\n\u003ctd\u003e7\/8\"\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\u003eNumber of flutes\u003c\/th\u003e\n\u003ctd\u003eFour\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\u003e4-1\/4\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\u003e7\/8\" 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 800-7\/8X82 countersink for machine countersinking, chamfering and deburring existing holes in steel, stainless steel, aluminum, brass, copper and other non-ferrous metals. It is suited to screw machines, turret lathes, drill presses, CNC equipment and other rigid setups using the correct speeds, feeds and cutting fluid.\u003c\/p\u003e\n\u003ch3\u003eFour-Flute Machine Countersinking\u003c\/h3\u003e\n\u003cp\u003eThe four-flute geometry distributes cutting forces around the cone to support smooth cutting, consistent surface finish and reliable flat-head fastener seating. The exact 7\/8\" by 82° configuration helps match the tool to the required hole and countersink geometry without a visible variant selector.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct machine and arbor, and select speeds, feeds and lubricant for the material and 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":48766333026404,"sku":"CHA-800-7\/8X82","price":132.04,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/800-FLAT-2.jpg?v=1766520608","url":"https:\/\/www.cuttingtoolsoutlet.com\/products\/champion-800-four-flute-machine-countersinks-size-7-8-82","provider":"Cutting Tools Outlet","version":"1.0","type":"link"}