{"product_id":"malco-10x1-zip-in-self-piercing-sheet-metal-screws-1-4-slotted-hex-head-with-undercut-washer-self-tapping-fasteners-6000-1-length","title":"Malco 10X1 Zip-in Self-Piercing Sheet Metal Screws, 1\/4\" Slotted Hex Head with Undercut Washer, Self-Tapping Fasteners (6000, 1\" Length)","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Malco Zip-In HW10X1Z — a 10x1 self-piercing, self-tapping sheet metal screw built to power through thicker gauges with precision and speed. This isn’t a generic fastener; it’s designed for professionals who demand quick, secure joins without the hassle of pilot holes.\u003c\/p\u003e \u003cp\u003eA standout thread design and deliberate manufacturing tolerance work in harmony to deliver real-world performance. Zip-In’s heat-treated point tapers to a fine, sharp tip without compromising strength, so you get an immediate bite every time. The secret is a single starting thread that forms all the way to the tip, providing instant penetrating power. As you begin to penetrate, a second thread above the point engages, drilling in the screw double-fast and locking the two sheets together with fewer revolutions.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e Innovative thread geometry \u003c\/strong\u003e— a continuous thread to the tip for rapid penetration, plus a second thread that activates after entry to accelerate fastening.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e Precision heat treatment \u003c\/strong\u003e— a sharp, durable point that maintains strength under demanding reuse and repeated driving.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e Undercut washer \u003c\/strong\u003e— distributes clamping load, helps seal and resist pull-through on thicker or uneven metal surfaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e 1\/4\" slotted hex head \u003c\/strong\u003e— compatible with common drivers, providing solid engagement and reduced cam-out during high-torque driving.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e 1\" length in a 6000‑count pack \u003c\/strong\u003e— a ready-to-go supply for large projects, from metal roofing and siding to HVAC panels and stamped enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere and how you’ll use Zip-In HW10X1Z\u003c\/h3\u003e\n\u003cp\u003eBest for heavier-gauge sheet metal where traditional self-tappers struggle or require pre-drilling. Ideal applications include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMetal roofing, flashing, and cladding installations that need fast, secure fixtures without pilot holes.\u003c\/li\u003e \u003cli\u003eHVAC ductwork and metal enclosures where a tight seal and dependable pull resistance matter.\u003c\/li\u003e \u003cli\u003eFabrication of light-to-midweight metal assemblies where saving time translates to real project gains.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for optimal results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlign the workpieces and apply steady pressure to help the first thread bite cleanly before the tip enters.\u003c\/li\u003e \u003cli\u003eUse a low to moderate driving speed with controlled torque to prevent over-tightening and ensure the washer seats properly.\u003c\/li\u003e \u003cli\u003eFavor the Zip-In approach when joining thicker sheets or multiple layers to maximize the double-thread drilling action.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eZip-In HW10X1Z isn’t just another fastener; it’s a purpose-built solution for fast, reliable metal assembly. When you need to pierce and secure thick sheet metal efficiently, this screw delivers penetrating power, solid clamping, and long-lasting performance in a single, cohesive system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 1 In. \/ #10","offer_id":42658644820016,"sku":"574-HW10X1Z","price":330.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/1c7fcde6-8158-4f10-b2e9-86a506c69759.png?v=1766159471","url":"https:\/\/usatooldepot.com\/products\/malco-10x1-zip-in-self-piercing-sheet-metal-screws-1-4-slotted-hex-head-with-undercut-washer-self-tapping-fasteners-6000-1-length","provider":"USA Tool Depot","version":"1.0","type":"link"}