{"product_id":"type-b-sheet-metal-screws-flat-undercut-head-phillips-drive-steel-zinc-plated-4-x-1-2_0408bpukc","title":"#4 X 1\/2\" Type B Self Tapping Sheet Metal Screws | Flat Undercut Head | Phillips Drive | Steel Zinc \u0026 Bake (10000\/Pkg.)","description":"\u003cdiv\u003eType B Self Tapping Sheet Metal Screws with Flat Undercut Head and Phillips Drive are designed for direct fastening into sheet metal. The zinc plated with baked enamel finish provides corrosion protection while preserving a low-profile, flush-mounting head. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: Diameter: #4; Length: 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc plated with baked enamel coating\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Phillips\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial grade\u003c\/strong\u003e: Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread type\u003c\/strong\u003e: Self tapping\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSelf tapping capability\u003c\/strong\u003e: Creates its own mating threads in sheet metal, enabling installation without pre-drilling and reducing assembly steps.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUndercut flat head\u003c\/strong\u003e: Low-profile countersunk head yields a flush joint and minimized snag risk for clean assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance\u003c\/strong\u003e: Zinc plating with baked enamel coating provides a protective barrier against rust in typical indoor and light outdoor environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive compatibility\u003c\/strong\u003e: Phillips drive supports common manual and power tooling with reduced cam-out under standard torque ranges.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial compatibility\u003c\/strong\u003e: Optimized for ferrous metal substrates, suitable for automotive trim, appliance enclosures, HVAC components, and metal cabinetry.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e: Bulk packaging option established for high-volume production, 10,000 count per order.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":52815221686551,"sku":"0408BPUKC","price":172.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0412ABPUKC_23.webp?v=1776637405","url":"https:\/\/mutualscrew.com\/products\/type-b-sheet-metal-screws-flat-undercut-head-phillips-drive-steel-zinc-plated-4-x-1-2_0408bpukc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}