{"product_id":"malco-10x1-zip-in-self-piercing-sheet-metal-screws-1-4-slotted-hex-head-with-undercut-washer-self-tapping-fasteners-500-1-length","title":"Malco 10X1 Zip-in Self-Piercing Sheet Metal Screws, 1\/4\" Slotted Hex Head with Undercut Washer, Self-Tapping Fasteners (500, 1\" Length)","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Malco Zip-In 10X1 Self-Piercing Sheet Metal Screws—the fast, reliable solution for attaching heavier gauge sheet metal without pre-drilling. Equipped with a 1\/4\" slotted hex head and an undercut washer, these self-tapping fasteners are engineered to bite cleanly, clamp securely, and stand up to demanding fabrication tasks.\u003c\/p\u003e \u003ch3\u003eWhat sets Zip-In apart\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eInnovative thread design\u003c\/strong\u003e: A single starting thread forms down to the very tip, delivering immediate penetrating power straight from the drive.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual-thread action\u003c\/strong\u003e: After initial penetration, a second thread above the point engages to drill in the screw with a “double fast” effect, optimizing holding power as you work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision heat treatment\u003c\/strong\u003e: The advanced heat-treat process tapers the point to a fine, sharp tip without sacrificing core strength for reliable performance every time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSelf-piercing and self-tapping\u003c\/strong\u003e: Designed to pierce and thread in a single motion, reducing installation time and fatigue on longer projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUndercut washer support\u003c\/strong\u003e: The undercut washer distributes load and helps seal, contributing to a tighter, more durable connection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your project\u003c\/h3\u003e\n\u003cp\u003eIf you’re fastening heavier gauges of sheet metal, standard screws can struggle to start, wander, or wear out the tip. Malco Zip-In screws are engineered to deliver faster driving and greater fastening capacity, so you can complete assemblies with fewer passes and less frustration. The 1\/4\" slotted hex head provides solid engagement with common drivers, while the 1\" length ensures adequate bite in thicker materials, all in a convenient 500‑count package.\u003c\/p\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eHVAC ductwork and metal enclosures where a tight, robust join is essential.\u003c\/li\u003e \u003cli\u003eAutomotive or appliance sheet-metal assemblies that require dependable self-piercing performance.\u003c\/li\u003e \u003cli\u003eFabrication projects involving multiple metal gauges where speed and consistency matter.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProduct: Malco Zip-In 10X1 Self-Piercing Sheet Metal Screws\u003c\/li\u003e \u003cli\u003eHead: 1\/4\" slotted hex\u003c\/li\u003e \u003cli\u003eLength: 1\"\u003c\/li\u003e \u003cli\u003eThreading: Self-piercing, self-tapping with dual-thread engagement\u003c\/li\u003e \u003cli\u003eWasher: Undercut washer for improved load distribution\u003c\/li\u003e \u003cli\u003eCount: 500 pieces per package\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen your project hinges on fast, reliable metal-to-metal fastening, the Malco Zip-In 10X1 screws deliver penetrating power, strong grip, and streamlined installation. Designed to outperform typical self-piercing fasteners, they’re an investment in speed, consistency, and long-term performance for any sheet metal job.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Bulk \/ 1 In. \/ #10","offer_id":42658645704752,"sku":"574-HW10X1ZT","price":35.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/ec1379e3-ea6d-48f4-82b2-3594ea56c0b9.png?v=1766159472","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-500-1-length","provider":"USA Tool Depot","version":"1.0","type":"link"}