{"product_id":"malco-8x11-2-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-4500-count","title":"Malco 8X11\/2 Zip-In Self-Piercing Screws | 1\/4\" Slotted Hex Washer Head Sheet Metal Screws  | Fast \u0026 Easy Piercing | Zinc Plated (4500 Count)","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for rapid, reliable metal fastening, Malco Zip-In 8 x 1-1\/2 Self-Piercing Screws deliver piercing power with minimal effort. The zinc-plated finish resists rust, making them ideal for outdoor and humid environments, and the 4500-count pack keeps large projects moving without interruption. These screws are purpose-built for sheet metal work where speed and accuracy matter, from roofing and flashing to ductwork and metal siding.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePenetrating power engineered into every thread\u003c\/strong\u003e: A single starting thread forms all the way to the tip, providing an immediate bite, while a second thread above the point engages after initial entry to drill in twice as fast.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeat-treated for a fine, durable point\u003c\/strong\u003e: Sophisticated heat treat allows a sharp point without compromising point strength, enabling cleaner holes and better performance on heavier gauge sheet metal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFaster driving, less effort\u003c\/strong\u003e: The dual-thread action and precision tapering reduce drive time and improve seating, so you finish projects sooner with steadier, more secure fastening.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable head and corrosion resistance\u003c\/strong\u003e: A 1\/4-inch slotted hex washer head provides solid seating and a broad bearing surface, while zinc plating protects against rust in challenging environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile, heavy-gauge capability\u003c\/strong\u003e: Specifically designed to handle heavier gauges of sheet metal more effectively than other self-piercing screws, expanding your range of applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for professionals and serious DIYers working on HVAC ductwork, metal roofing, flashing, gutters, and siding projects, these Zip-In screws simplify installation where pre-drilling isn’t practical. They reduce project downtime, minimize material damage from misdrives, and deliver consistent results even when working with thicker metal panels.\u003c\/p\u003e \u003cp\u003eUse cases include fastening thin to moderately thick sheet metal, securing flashing to metal roofs, joining ductwork components, or attaching metal panels where a clean, fast penetrating operation is essential. For best results, start with steady pressure, maintain alignment, and use a power driver at an appropriate speed to maximize the benefits of the Zip-In design.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 1-1\/2 In. \/ #8","offer_id":42658648064048,"sku":"574-HW8X11\/2Z","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/12753a5d-1a94-4711-940c-45f4f24e1c17.png?v=1766159485","url":"https:\/\/usatooldepot.com\/products\/malco-8x11-2-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-4500-count","provider":"USA Tool Depot","version":"1.0","type":"link"}