{"product_id":"malco-6x3-8-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-100-count","title":"Malco 6X3\/8 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\u003e\u003cstrong\u003eMalco HW6X3\/8ZG Zip-In Self-Piercing Screws\u003c\/strong\u003e — a 100‑count pack of zinc‑plated, 6x3\/8 inch sheet metal screws with a 1\/4\" slotted hex washer head. Built for speed, performance, and durable holds in thicker gauges of metal.\u003c\/p\u003e \u003cp\u003eA unique thread design and meticulous manufacturing define the Zip-In advantage. The heat‑treat process hardens the screw while preserving a razor‑sharp tip, so it begins cutting with minimal effort. The geometry starts with a single starting thread that travels all the way to the tip, delivering immediate penetration power. As soon as entry begins, a second thread above the point engages, effectively drilling in the screw twice as it advances. The result is a faster drive, cleaner starts, and a stronger grip in heavier sheet metal than you’ll get with ordinary self‑piercing screws.\u003c\/p\u003e \u003ch3\u003eKey benefits that matter on the job\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFaster installation\u003c\/strong\u003e thanks to Zip-In’s dual-thread piercing action that reduces drive time and minimizes stripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePenetration power\u003c\/strong\u003e with a fine, sharp point that preserves point integrity even after repeated use.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-gauge capability\u003c\/strong\u003e engineered for fastening thicker sheet metal without pre-drilling.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable finish\u003c\/strong\u003e zinc plating provides corrosion resistance for long‑lasting performance in a variety of environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical drive\u003c\/strong\u003e 1\/4\" slotted hex washer head aligns with common drivers, delivering even seating and a clean, flush finish.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSealing and securing metal panels in roofing, siding, flashing, and duct installations where quick piercing is essential.\u003c\/li\u003e \u003cli\u003eProjects involving mixed or heavier gauge sheet metal that benefit from rapid drive and strong clamping force.\u003c\/li\u003e \u003cli\u003eRepair tasks or fabrications where pre-drilling is impractical or would slow progress.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith its thoughtful design and robust zinc finish, Zip-In screws deliver repeatable performance across jobs that demand dependable piercing, strong holds, and time-saving installation. Choose the Malco Zip-In 6x3\/8 self-piercing screws for faster fastening, fewer drive errors, and consistently solid results on heavier sheet metal.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 3\/8 In. \/ #6","offer_id":42658647277616,"sku":"574-HW6X3\/8ZG","price":10.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/ce05b450-98e5-40f4-9ea8-c24b68b36984.png?v=1766159482","url":"https:\/\/usatooldepot.com\/products\/malco-6x3-8-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"}