{"product_id":"precision-4-flute-countersink-drill-bit-set-with-adjustable-depth-stop","title":"Vertex Precision 4-Flute Countersink Drill Bit Set with Adjustable Depth Stop","description":"\u003cdiv style=\"max-width: 900px; margin: 0 auto; font-family: Arial,Helvetica,sans-serif; color: #222222; line-height: 1.65;\"\u003e\n\u003c!-- 产品介绍 --\u003e\n\u003cdiv style=\"text-align: center; padding: 10px 10px 24px;\"\u003e\n\u003ch2 style=\"margin: 0 0 12px; font-size: 30px; line-height: 1.25; color: #111111;\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003ePrecision 4-Flute Countersink Drill Bit Set\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp style=\"max-width: 720px; margin: 0 auto; font-size: 17px; color: #555555;\"\u003eDrill cleaner and more consistent countersink holes with an adjustable depth-stop system, four-flute cutting structure and four replaceable drill bits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 图片1：使用场景 --\u003e\n\u003cdiv style=\"margin: 0 0 28px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/20260805103403_25_12.png?v=1785898086\" alt=\"4-flute countersink drill bit set used for woodworking\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\"\u003e\u003c\/div\u003e\n\u003c!-- 产品核心描述 --\u003e\n\u003cdiv style=\"background: #f7f7f7; border-radius: 10px; padding: 24px; margin-bottom: 30px;\"\u003e\n\u003ch2 style=\"margin: 0 0 14px; font-size: 25px; color: #111111;\"\u003eClean Countersink Holes With Better Depth Control\u003c\/h2\u003e\n\u003cp style=\"margin: 0; color: #444444; font-size: 16px;\"\u003eOrdinary countersink bits often rely on visual judgment, which can lead to holes that are too deep, too shallow or inconsistent. This adjustable depth-stop countersink set helps control drilling depth and creates a cleaner recess for screw heads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 主要功能 --\u003e\n\u003ch2 style=\"text-align: center; margin: 0 0 22px; font-size: 27px; color: #111111;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 32px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px; padding: 15px 0; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"min-width: 34px; height: 34px; line-height: 34px; text-align: center; background: #c62828; color: #ffffff; border-radius: 50%; font-weight: bold;\"\u003e1\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"margin: 0 0 5px; font-size: 19px; color: #111111;\"\u003eAdjustable Drilling Depth\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #555555;\"\u003eAdjust the depth-stop body before drilling to help maintain a more consistent countersink depth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px; padding: 15px 0; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"min-width: 34px; height: 34px; line-height: 34px; text-align: center; background: #c62828; color: #ffffff; border-radius: 50%; font-weight: bold;\"\u003e2\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"margin: 0 0 5px; font-size: 19px; color: #111111;\"\u003eFour-Flute Cutting Design\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #555555;\"\u003eThe four cutting edges help create a smooth conical recess so screw heads can sit more evenly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px; padding: 15px 0; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"min-width: 34px; height: 34px; line-height: 34px; text-align: center; background: #c62828; color: #ffffff; border-radius: 50%; font-weight: bold;\"\u003e3\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"margin: 0 0 5px; font-size: 19px; color: #111111;\"\u003eBearing-Supported Stop Ring\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #555555;\"\u003eThe rotating bearing structure helps reduce unnecessary friction between the depth stop and the wood surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px; padding: 15px 0; border-bottom: 1px solid #e5e5e5;\"\u003e\n\u003cdiv style=\"min-width: 34px; height: 34px; line-height: 34px; text-align: center; background: #c62828; color: #ffffff; border-radius: 50%; font-weight: bold;\"\u003e4\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"margin: 0 0 5px; font-size: 19px; color: #111111;\"\u003eFour Replaceable Drill Bits\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #555555;\"\u003eIncludes four commonly used drill-bit sizes for different screws and woodworking projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 12px; padding: 15px 0;\"\u003e\n\u003cdiv style=\"min-width: 34px; height: 34px; line-height: 34px; text-align: center; background: #c62828; color: #ffffff; border-radius: 50%; font-weight: bold;\"\u003e5\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"margin: 0 0 5px; font-size: 19px; color: #111111;\"\u003eDesigned for Repetitive Woodworking\u003c\/h3\u003e\n\u003cp style=\"margin: 0; color: #555555;\"\u003eSuitable for furniture assembly, cabinetry, wood panels, shelves and everyday DIY projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 图片2：四刃结构 --\u003e\n\u003cdiv style=\"margin: 0 0 18px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/20260805103423_26_12.png?v=1785898081\" alt=\"four-flute cutting head and bearing depth stop\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 34px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px; font-size: 26px; color: #111111;\"\u003eFour Cutting Edges for a Cleaner Finish\u003c\/h2\u003e\n\u003cp style=\"max-width: 720px; margin: 0 auto; font-size: 16px; color: #555555;\"\u003eThe four-flute cutting head removes material evenly and helps produce a smoother countersink around the pilot hole.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 图片3：钻头规格 --\u003e\n\u003cdiv style=\"margin: 0 0 20px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/20260805103432_27_12.png?v=1785898080\" alt=\"four replaceable countersink drill bit sizes\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\"\u003e\u003c\/div\u003e\n\u003c!-- 规格 --\u003e\n\u003ch2 style=\"text-align: center; margin: 0 0 18px; font-size: 27px; color: #111111;\"\u003eFour Drill-Bit Sizes Included\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 34px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 520px; font-size: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 13px; background: #222222; color: #ffffff; border: 1px solid #dddddd; text-align: left;\"\u003eDrill Bit\u003c\/th\u003e\n\u003cth style=\"padding: 13px; background: #222222; color: #ffffff; border: 1px solid #dddddd; text-align: left;\"\u003eMarked Size\u003c\/th\u003e\n\u003cth style=\"padding: 13px; background: #222222; color: #ffffff; border: 1px solid #dddddd; text-align: left;\"\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eSize 1\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e2.8 × 8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eSize 2\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e3.2 × 8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eSize 3\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e3.5 × 10 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eSize 4\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e4.0 × 10 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- 图片4：钻孔效果 --\u003e\n\u003cdiv style=\"margin: 0 0 20px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/w500_27cfdaf1-5a0e-4a36-8fd1-df64472f911f.gif?v=1785897838\" alt=\"adjustable depth stop countersink drill working on wood\" style=\"display: block; width: 100%; height: auto; border-radius: 10px;\"\u003e\u003c\/div\u003e\n\u003c!-- 使用方法 --\u003e\n\u003ch2 style=\"text-align: center; margin: 0 0 20px; font-size: 27px; color: #111111;\"\u003eHow to Use\u003c\/h2\u003e\n\u003cdiv style=\"background: #f7f7f7; border-radius: 10px; padding: 22px; margin-bottom: 34px;\"\u003e\n\u003cdiv style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong style=\"color: #c62828;\"\u003eStep 1:\u003c\/strong\u003e Select and install the appropriate drill bit.\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong style=\"color: #c62828;\"\u003eStep 2:\u003c\/strong\u003e Adjust the depth-stop body to the required drilling depth.\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong style=\"color: #c62828;\"\u003eStep 3:\u003c\/strong\u003e Secure the tool inside the drill chuck.\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong style=\"color: #c62828;\"\u003eStep 4:\u003c\/strong\u003e Hold the drill perpendicular to the wood surface.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong style=\"color: #c62828;\"\u003eStep 5:\u003c\/strong\u003e Drill steadily until the depth-stop ring reaches the workpiece.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- 应用场景 --\u003e\n\u003ch2 style=\"text-align: center; margin: 0 0 18px; font-size: 27px; color: #111111;\"\u003eIdeal for\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 35px;\"\u003e\n\u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Furniture Assembly \u003c\/span\u003e \u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Cabinet Installation \u003c\/span\u003e \u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Wood Panels \u003c\/span\u003e \u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Shelf Construction \u003c\/span\u003e \u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Home DIY Projects \u003c\/span\u003e \u003cspan style=\"background: #eeeeee; padding: 9px 14px; border-radius: 20px; font-size: 14px;\"\u003e Workshop Use \u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- 包装内容 --\u003e\n\u003cdiv style=\"border: 2px solid #c62828; border-radius: 10px; padding: 23px; margin-bottom: 30px;\"\u003e\n\u003ch2 style=\"margin: 0 0 16px; font-size: 25px; color: #111111;\"\u003eWhat's Included\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003cstrong\u003e1 ×\u003c\/strong\u003e Adjustable depth-stop countersink body\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003cstrong\u003e1 ×\u003c\/strong\u003e 2.8 × 8 mm drill bit\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003cstrong\u003e1 ×\u003c\/strong\u003e 3.2 × 8 mm drill bit\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 10px;\"\u003e\u003cstrong\u003e1 ×\u003c\/strong\u003e 3.5 × 10 mm drill bit\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003e1 ×\u003c\/strong\u003e 4.0 × 10 mm drill bit\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 产品信息 --\u003e\n\u003ch2 style=\"margin: 0 0 16px; font-size: 25px; color: #111111;\"\u003eProduct Information\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 30px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 38%; padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e4-Flute Countersink Drill Bit Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003eDepth Control\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eAdjustable depth-stop design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003eCutting Structure\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eFour-flute cutting head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003eDrill Bits\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eFour replaceable sizes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003eRecommended Material\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003eWood and wood-based panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 13px; background: #f3f3f3; border: 1px solid #dddddd; font-weight: bold;\"\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd style=\"padding: 13px; border: 1px solid #dddddd;\"\u003e1 Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- 注意事项 --\u003e\n\u003cdiv style=\"background: #fff7e6; border: 1px solid #efc56b; border-radius: 10px; padding: 20px;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px; font-size: 19px; color: #8a5700;\"\u003eImportant Usage Notes\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 7px; color: #614400; font-size: 14px;\"\u003e• Wear suitable eye protection during operation.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 7px; color: #614400; font-size: 14px;\"\u003e• Secure the workpiece before drilling.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 7px; color: #614400; font-size: 14px;\"\u003e• Test the selected depth on scrap wood before drilling the finished product.\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #614400; font-size: 14px;\"\u003e• Confirm that the drill bit and depth-stop body are securely tightened before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VertexMarts","offers":[{"title":"1 Set","offer_id":43040922927175,"sku":"260805-TOOl-003-B1","price":69.99,"currency_code":"USD","in_stock":true},{"title":"2 Set","offer_id":43040922959943,"sku":"260805-TOOl-003-B2","price":109.99,"currency_code":"USD","in_stock":true},{"title":"3 Set","offer_id":43040922992711,"sku":"260805-TOOl-003-B3","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/6895\/8535\/files\/ChatGPT_Image_Aug_5_2026_11_12_01_AM_1.png?v=1785899571","url":"https:\/\/vertexmarts.com\/products\/precision-4-flute-countersink-drill-bit-set-with-adjustable-depth-stop","provider":"Vertex","version":"1.0","type":"link"}