{"product_id":"12pcs-step-drill-bit-tap-set-6pcs-hss-m3-m10-composite-tapping-drill-3pcs-titanium-coated-sawtooth-twist-drill-3pcs-metric-sae-spiral-groove-step-cone-drill-for-metal-wood-plastic","title":"12Pcs Step Drill Bit \u0026 Tap Set - 6Pcs HSS M3-M10 Composite Tapping Drill, 3Pcs Titanium Coated Sawtooth Twist Drill, 3Pcs Metric\/SAE Spiral Groove Step Cone Drill for Metal Wood Plastic","description":"\u003cp\u003e🛠️ Say goodbye to the hassle—one set takes care of all your drilling needs! (One set is all you need to meet all your drilling needs!)\u003c\/p\u003e\n\u003cp\u003eWhether you’re a professional craftsman or a DIY enthusiast, this 12-piece multifunctional drill bit and tap set is the ultimate must-have for your toolbox. Combining step drills, serrated twist drills, and composite taps, it perfectly handles drilling, reaming, chamfering, and tapping in a single step. Save time and effort—one tool does it all, significantly boosting your productivity!\u003c\/p\u003e\n\u003cp\u003e✨ Key Features\u003cbr\u003e1. All drill bits are made of high-quality high-speed steel (HSS) and feature a gold titanium coating. This reduces friction, ensures rapid chip removal, and provides heat resistance and wear resistance, significantly extending service life.\u003c\/p\u003e\n\u003cp\u003e2. Drill, tap, and chamfer in a single step! No need to frequently change drill bits. The unique spiral flute design ensures smooth chip evacuation and prevents tap breakage. Suitable for M3–M10 standard threads.\u003c\/p\u003e\n\u003cp\u003e3. Specifically designed for wood, plastic, and thin metal. The 135° fully ground cutting edge is sharp and burr-free. The serrated side design enables fast cutting and grooving, ensuring quick and precise drilling.\u003c\/p\u003e\n\u003cp\u003e4. Multi-diameter step design with clear size markings. The 1\/4-inch hex shank ensures a secure, slip-free grip and is compatible with most handheld power drills and bench drills. Widely used for drilling and reaming thin sheet metal, aluminum, wood, and PVC.\u003c\/p\u003e\n\u003cp\u003e📏 Product Specifications\u003cbr\u003ePackage Includes: 12 pieces\u003c\/p\u003e\n\u003cp\u003eStep Drills x 3:\u003c\/p\u003e\n\u003cp\u003e4–12 mm (Small)\u003c\/p\u003e\n\u003cp\u003e4–20 mm (Medium)\u003c\/p\u003e\n\u003cp\u003e4–32 mm (Large)\u003c\/p\u003e\n\u003cp\u003eSawtooth Twist Drills x 3:\u003c\/p\u003e\n\u003cp\u003e3 mm, 6 mm, 8 mm\u003c\/p\u003e\n\u003cp\u003eComposite Taps x 6:\u003c\/p\u003e\n\u003cp\u003eM3 (0.5 mm pitch), M4 (0.7 mm), M5 (0.8 mm), M6 (1.0 mm), M8 (1.25 mm), M10 (1.5 mm)\u003c\/p\u003e\n\u003cp\u003eShank Specifications: All feature a 1\/4-inch hex shank (All 1\/4\" Hex Shank)\u003c\/p\u003e\n\u003cp\u003e💡 Suitable Materials (Wide Application)\u003cbr\u003e✅ Metals: Steel sheet, aluminum sheet, copper, stainless steel (low speed and cutting fluid recommended for thin sheets).\u003cbr\u003e✅ Non-metals: Wood, plastic, PVC pipe, acrylic, insulation board, etc.\u003cbr\u003e(Note: When tapping or drilling metal, it is recommended to use cutting fluid and maintain a low speed for best results.)\u003c\/p\u003e\n\u003cp\u003e🔍 Frequently Asked Questions (FAQ)\u003cbr\u003eQ: Can these drill bits drill through stainless steel?\u003cbr\u003eA: Yes, but since stainless steel is quite hard, we recommend using a lower RPM and be sure to use cutting fluid (or machine oil) for cooling and lubrication. This will maximize the drill bit’s lifespan and ensure smooth hole walls.\u003c\/p\u003e\n\u003cp\u003eQ: Can composite taps be used directly on thick metal without pre-drilling?\u003cbr\u003eA: Composite taps have a built-in drilling function, but for metal thicker than 3 mm, we recommend first pre-drilling a pilot hole with a smaller drill bit (or using a step drill to set the hole) before using the composite tap. This makes tapping easier and helps prevent the tap from breaking.\u003c\/p\u003e\n\u003cp\u003eQ: What is “saw-and-drill-in-one”?\u003cbr\u003eA: This refers to our serrated twist drill. It is not only a drill bit; its serrated structure on the side can also be used for quickly cutting wood edges and slotting (enlarging holes)—one tool, two uses.\u003c\/p\u003e","brand":"dinoinbox","offers":[{"title":"Default Title","offer_id":68169005629594,"sku":"MH03560","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/8748\/7130\/files\/O1CN01cqnWoh21aVwDKIjAY__2214953357001-0-cib_4a908ec6-2f61-4b49-bec2-68e0fdd50901.jpg?v=1794361025","url":"https:\/\/www.dinoinbox.com\/products\/12pcs-step-drill-bit-tap-set-6pcs-hss-m3-m10-composite-tapping-drill-3pcs-titanium-coated-sawtooth-twist-drill-3pcs-metric-sae-spiral-groove-step-cone-drill-for-metal-wood-plastic","provider":"dinoinbox","version":"1.0","type":"link"}