{"product_id":"malco-8x1-2-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-100-count","title":"Malco 8X1\/2 Zip-In Self-Piercing Screws | 1\/4\" Slotted Hex Washer Head Sheet Metal Screws  | Fast \u0026 Easy Piercing | Zinc Plated (100 Count)","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Malco Zip-In HW8X1\/2ZG — a self-piercing screw crafted to transform sheet metal fastening. Designed for speed, reliability, and strong holds, these screws pierce cleanly without pre-drilling and then bite in twice as fast, delivering a secure connection with less effort.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eInnovative thread geometry\u003c\/strong\u003e: a single starting thread runs right to the tip to deliver immediate piercing power, while a second thread above the point engages after initial penetration for a double-fast drive.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecisely heat-treated point\u003c\/strong\u003e: the advanced heat treat process keeps the tip sharp and strong, ensuring consistent penetration even into heavier gauge sheet metal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFaster, cleaner installations\u003c\/strong\u003e: optimized for quick driving, reducing installation time and minimizing driver fatigue on long runs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-gauge capability\u003c\/strong\u003e: engineered to fasten thicker sheet metal more reliably than traditional self-piercing screws, reducing the need to switch to alternative fasteners mid-project.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDependable finish\u003c\/strong\u003e: zinc-plated coating provides corrosion resistance for long-term performance in a variety of environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical head design\u003c\/strong\u003e: 1\/4\" slotted hex washer head combines versatility with a secure, flush seating profile that helps prevent pull-out and cam-out.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConvenient packaging\u003c\/strong\u003e: comes in a 100-count bundle, ready for larger jobs or ongoing use on multiple projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat problems does this solve? When you’re fastening metal to metal or metal to thin-gauge panels, pre-drilling can slow you down and compromise accuracy. Zip-In screws eliminate the extra step, provide immediate bite, and maintain strong holding power as you work through heavier gauges. The result is faster assemblies, fewer reworks, and a cleaner finished look.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal for:\u003c\/strong\u003e HVAC ductwork, metal roofing and trim, appliance enclosures, automotive body panels, and any project requiring quick, dependable sheet-metal fastening without pre-drilling.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy choose Zip-In over other self-piercing options?\u003c\/strong\u003e The unique two-thread system and heat-treated point deliver rapid penetration and robust clamping force, even when dealing with thicker metal. The zinc finish adds resilience against corrosion, while the slotted hex washer head ensures a snug, flush fit that stays in place under vibration or outdoor exposure.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSpecifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSize: 8x1\/2 inch\u003c\/li\u003e \u003cli\u003eHead: Slotted hex washer\u003c\/li\u003e \u003cli\u003eDrive: Slotted\u003c\/li\u003e \u003cli\u003eFinish: Zinc plated\u003c\/li\u003e \u003cli\u003ePack quantity: 100 screws\u003c\/li\u003e \u003cli\u003eApplication: Self-piercing sheet metal screws\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 1\/2 In. \/ #8","offer_id":42658647605296,"sku":"574-HW8X1\/2ZG","price":10.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/4035dc41-a21d-4c55-a0ac-145739811644.jpg?v=1766159484","url":"https:\/\/usatooldepot.com\/products\/malco-8x1-2-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-100-count","provider":"USA Tool Depot","version":"1.0","type":"link"}