{"product_id":"5-16-120-deg-6-flute-chatterless-countersink-1-4-round-shank-hss_dewchat5-16-120","title":"5\/16\"-120 Degree 6 Flute Chatterless Countersink | HSS | 1\/4\" Round Shank | DEWCHAT5\/16-120","description":"\u003cdiv\u003eIndustrial cutting tools for precision metalworking. Chatterless countersinks designed to produce consistent chamfers in production environments. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Cutting Diameter 5\/16 inch; Included Angle 120 degrees; Flutes 6; Shank Diameter 1\/4 inch; Shank Type Round\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial Grade\u003c\/b\u003e: HSS\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eChatterless design\u003c\/b\u003e: Reduces cutting vibration to improve edge quality and surface finish during countersinking in metalworking applications.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: HSS (High-Speed Steel) for wear resistance and heat tolerance in metal fabrication and machining environments.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlute count\u003c\/b\u003e: 6-flute geometry enhances chip evacuation and supports higher feed rates with steady cutting forces.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCutting diameter\u003c\/b\u003e: 5\/16 inch; \u003cb\u003eIncluded angle\u003c\/b\u003e: 120 degrees; \u003cb\u003eShank\u003c\/b\u003e: 1\/4 inch Round for compatibility with standard tool holders\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eUse cases\u003c\/b\u003e: Countersinking in sheet metal, automotive components, machinery housings, and fabrication jigs requiring flush seating of fasteners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412448534807,"sku":"DEWCHAT5\/16-120","price":14.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/9.jpg?v=1779454687","url":"https:\/\/mutualscrew.com\/products\/5-16-120-deg-6-flute-chatterless-countersink-1-4-round-shank-hss_dewchat5-16-120","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}