{"product_id":"100pcs-m4-2-self-tapping-screws-410-stainless-steel-truss-head","title":"100PCS M4.2 Self-Tapping Screws 410 Stainless Steel Truss Head","description":"\u003ch2\u003e100-Pack M4.2 (#8) Self-Tapping Screws — 410 Stainless Steel Truss Head\u003c\/h2\u003e\n\u003cp\u003eGet the job done faster with these heavy-duty \u003cstrong\u003eM4.2 (#8) self-tapping sheet metal screws\u003c\/strong\u003e. Engineered from \u003cstrong\u003e410 stainless steel\u003c\/strong\u003e, each screw drills, taps, and locks in a single pass — no pre-drilling required. Whether you're fastening lath to metal framing, securing steel panels, or tackling woodworking and DIY projects, these screws deliver a firm, long-lasting hold every time.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 410 stainless steel — high hardness, corrosion-resistant, and rust-resistant for long-term durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTruss \/ Round Flat Head:\u003c\/strong\u003e Wide bearing surface distributes load evenly and sits flush for a clean finish\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross (Pozidriv) Drive:\u003c\/strong\u003e Standard cross slot design prevents cam-out and ensures a firm, slip-free bite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Tapping Design:\u003c\/strong\u003e Sharp mechanical blade tip drills and taps in one motion — saving time and effort\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Thread Coverage:\u003c\/strong\u003e Deep, uniform pitch threads create a strong, reliable connection in wood, iron, and steel plate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e 13 mm, 16 mm, 19 mm, 25 mm, 32 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 100 pcs per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM4.2 (#8)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e410 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHead Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTruss \/ Round Flat Head\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCross Slot (Pozidriv)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13 mm · 16 mm · 19 mm · 25 mm · 32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Qty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e100 × M4.2 Self-Tapping Truss Head Screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking \u0026amp; Grout Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6-Size Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/2pcs-screw-hooks-ceiling-hook-multifunctional-self-adhesive-heavy-duty-wall-hanging-bracket-plant-support-accessories\"\u003e2PCS Screw Hooks – Heavy-Duty Self-Adhesive Wall Hanging Brackets\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials can these M4.2 self-tapping screws fasten?\u003c\/h4\u003e\n\u003cp\u003eA: These M4.2 stainless steel self-tapping screws are designed to connect wood, iron, and steel plate. Their sharp self-drilling tip penetrates and taps the material in one pass, making them ideal for attaching lath to metal framing, light steel structures, and general DIY woodworking projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need to pre-drill a hole before using these screws?\u003c\/h4\u003e\n\u003cp\u003eA: No pre-drilling is required. The precision-machined tip on each screw is engineered to drill, tap, and lock in a single step, saving time and effort on your project.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Why is 410 stainless steel a good choice for sheet metal screws?\u003c\/h4\u003e\n\u003cp\u003eA: 410 stainless steel offers an excellent balance of hardness and corrosion resistance. It maintains its strength in both indoor and outdoor environments, resisting rust and surface degradation while providing the high torque needed for self-tapping applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available for these truss head self-tapping screws?\u003c\/h4\u003e\n\u003cp\u003eA: These M4.2 (#8) screws are available in five lengths: 13 mm, 16 mm, 19 mm, 25 mm, and 32 mm — giving you the flexibility to choose the right size for your specific application.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials can these M4.2 self-tapping screws fasten?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These M4.2 stainless steel self-tapping screws are designed to connect wood, iron, and steel plate. Their sharp self-drilling tip penetrates and taps the material in one pass, making them ideal for attaching lath to metal framing, light steel structures, and general DIY woodworking projects.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to pre-drill a hole before using these screws?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No pre-drilling is required. 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