{"product_id":"champion-798-hss-drill-countersink-combination-size-8","title":"Champion 798-8 #8 60° HSS Center Drill \u0026 Countersink | 3\/4\" Body x 5\/16\" Drill","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eChampion 798-8 #8 60° HSS Center Drill \u0026amp; Countersink | 3\/4\" Body x 5\/16\" Drill — Plain-Style Combined Drill for Machine Centers\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eChampion 798-8\u003c\/strong\u003e (#8) is an exact \u003cstrong\u003e3\/4\" body x 5\/16\" drill HSS center drill and countersink\u003c\/strong\u003e. Its integrated drill and 60° countersink produce a concentric center hole in one setup, helping prepare the ends of work held between centers on a lathe or machine center.\u003c\/p\u003e\n\u003cp\u003eThis plain-style combination tool combines drilling and countersinking without changing tools. The high-speed steel construction is suited to repeatable center-hole work in production, fabrication, maintenance and general machining applications where accurate alignment and a clean conical seat are required.\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\u003e798-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard size\u003c\/th\u003e\n\u003ctd\u003e#8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody diameter\u003c\/th\u003e\n\u003ctd\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrill diameter\u003c\/th\u003e\n\u003ctd\u003e5\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall tool length\u003c\/th\u003e\n\u003ctd\u003e3-1\/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 style\u003c\/th\u003e\n\u003ctd\u003ePlain-style combined drill and 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\u003eSource variant configuration\u003c\/th\u003e\n\u003ctd\u003e3\/4\" Body Ø | 5\/16\" Drill Ø \u0026amp; Length\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 798-8 center drill for producing center holes in the ends of shafts and other work held on machine centers. It is also suitable for lathe work, drill presses, Bridgeport-style machines, production drilling, fabrication, assembly and maintenance involving flat-head or center-hole geometry.\u003c\/p\u003e\n\u003ch3\u003eWhy Use a Combined Center Drill?\u003c\/h3\u003e\n\u003cp\u003eThe integrated HSS drill and countersink keeps the pilot hole and 60° conical seat aligned in a single operation. This helps reduce tool changes, improve repeatability and create a clean starting point for turning between centers or seating a compatible center.\u003c\/p\u003e\n\u003cp class=\"compliance\"\u003e\u003csmall\u003eSecure the workpiece, use the correct speed and feed for the material, apply suitable cutting fluid when required and wear appropriate eye protection. Cutting tools may shatter if misused; 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":48766312743012,"sku":"CHA-798-8","price":54.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/3121\/0340\/files\/798-FLAT-2.jpg?v=1766598374","url":"https:\/\/www.cuttingtoolsoutlet.com\/products\/champion-798-hss-drill-countersink-combination-size-8","provider":"Cutting Tools Outlet","version":"1.0","type":"link"}