{"product_id":"malco-8x1-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-100-count","title":"Malco 8X1 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 8X1 Zip-In Self-Piercing Screws (HW8X1ZG) — a purpose-built fastener engineered to transform sheet metal installation. With Zip-In’s signature thread design and precision heat-treating, these screws deliver penetrating power and dependable strength in a single, clean motion.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat makes Zip-In different\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSingle starting thread\u003c\/strong\u003e is formed all the way to the tip, creating a precise starting point that kickstarts penetration with minimal effort.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSecond thread above the point\u003c\/strong\u003e engages after initial entry, effectively drilling in twice as fast and locking the metal securely as you drive.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdvanced heat treat process\u003c\/strong\u003e sharpens the point into a fine, piercing tip without sacrificing point strength, so you can trust it to bite through tougher gauges of sheet metal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFaster driving, higher capacity\u003c\/strong\u003e than traditional self-piercing screws, making it ideal for thicker metals where reliability matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eProduct specs at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSize: 8x1 (8 gauge, 1 inch length)\u003c\/li\u003e \u003cli\u003eDrive: \u003cem\u003eslotted\u003c\/em\u003e with \u003cem\u003e1\/4 inch\u003c\/em\u003e hex washer head for a secure, flush fit\u003c\/li\u003e \u003cli\u003eFinish: Zinc plated for corrosion resistance\u003c\/li\u003e \u003cli\u003eQuantity: 100 screws per pack\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal uses and scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSecure thicker sheet metal in roofing, flashing, ductwork, and metal enclosures where standard screws struggle to bite.\u003c\/li\u003e \u003cli\u003eHVAC installations that require a rapid, reliable fastener that maintains a tight seal over time.\u003c\/li\u003e \u003cli\u003eFabrication projects involving overlapping joints or gateways where piercing power and driving speed matter most.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose Zip-In over conventional self-piercing screws\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eBetter performance on heavier gauges without pre-drilling—reduces time on the job.\u003c\/li\u003e \u003cli\u003eSharper point and doubled-thread progression mean cleaner starts and steadier progression through metal.\u003c\/li\u003e \u003cli\u003eDurable zinc finish protects against corrosion in exposed applications, extending the life of your installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical tips for best results\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eClean the work surface to prevent debris from obstructing the initial thread engagement.\u003c\/li\u003e \u003cli\u003eApply steady, moderate torque to leverage the two-thread engagement without overdriving.\u003c\/li\u003e \u003cli\u003eUse in combination with compatible washers and mating metals to ensure a solid seal where weatherproofing is a concern.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re upgrading a metal roof, assembling ductwork, or fabricating sturdy metal enclosures, Malco’s 8X1 Zip-In Self-Piercing Screws deliver fast, reliable penetration and strong, secure joints. Zinc-plated and designed for high-speed performance, this 100-count pack is ready to tackle professional-grade metalworking projects with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 1 In. \/ #8","offer_id":42658648162352,"sku":"574-HW8X1ZG","price":13.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/26488f3c-f8a8-4195-852e-3b68528d383b.png?v=1766159483","url":"https:\/\/usatooldepot.com\/products\/malco-8x1-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"}