{"product_id":"malco-8x3-4-zip-in-self-piercing-screws-1-4-slotted-hex-washer-head-sheet-metal-screws-fast-easy-piercing-zinc-plated-100-count","title":"Malco 8X3\/4 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 the Malco Zip-In HW8X3\/4ZG self-piercing screws — the fast, precise way to secure sheet metal with confidence. This 100‑count zinc‑plated set features 8 GA x 3\/4\" screws with a 1\/4\" slotted hex washer head, engineered for reliability from first bite to final seating.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProprietary thread design for rapid penetration:\u003c\/strong\u003e a single starting thread is formed down to the very tip, delivering immediate bite and guiding the screw into metal with minimal effort.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDouble-thread engagement for speed and strength:\u003c\/strong\u003e a second thread above the point engages after initial penetration, drilling in twice as fast and securing the joint quickly.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeat-treated precision point:\u003c\/strong\u003e the process tapers to a fine, sharp point without sacrificing point strength, ensuring clean entry even in tougher gauges of sheet metal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSuperior fastening capacity:\u003c\/strong\u003e Zip-In screws offer greater capacity for fastening heavier gauges of sheet metal than any other self-piercing type, helping you finish projects faster with fewer fasteners.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance and durability:\u003c\/strong\u003e zinc-plated finish protects against rust and exposure, making these screws suitable for outdoor or semi-exposed installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSecure, versatile drive and head:\u003c\/strong\u003e 1\/4\" slotted hex washer head combines a robust seating surface with compatibility for common drivers, delivering reliable torque and a clean finish.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for a wide range of metal-to-metal applications, these Zip-In screws excel in roofing, siding, HVAC ductwork, electrical enclosures, and other sheet-metal assemblies where quick penetration and strong holding power are essential.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhat you’ll get:\u003c\/strong\u003e a 100‑count box of Malco Zip-In HW8X3\/4ZG self-piercing screws, ready to tackle your next project with fewer perforations, faster installation, and long-lasting performance.\u003c\/p\u003e \u003cp\u003ePractical tips for best results: use a compatible power driver set to an appropriate torque to avoid over-tightening, apply steady pressure to maintain a clean entry, and pair with compatible metal thickness within the screw’s design range to maximize engagement and pull-out resistance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 3\/4 In. \/ #8","offer_id":42658647703600,"sku":"574-HW8X3\/4ZG","price":11.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/3e19b363-ecd6-4329-ad75-f0e3b38990f8.png?v=1766159484","url":"https:\/\/usatooldepot.com\/products\/malco-8x3-4-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"}