{"product_id":"type-b-sheet-metal-screws-flat-undercut-head-phillips-drive-steel-zinc-plated-4-x-5-16_0405bpukc","title":"#4 X 5\/16\" Type B Self Tapping Sheet Metal Screws | Flat Undercut Head | Phillips Drive | Steel Zinc \u0026 Bake (10000\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eType B Self Tapping Sheet Metal Screws are designed for rapid fastening into metal panels with minimal pre-drilling. The flat undercut head and Phillips drive support flush mounting and consistent torque in bulk applications.\u003c\/p\u003e \u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: #4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 5\/16 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive type\u003c\/strong\u003e: Phillips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread type\u003c\/strong\u003e: Self-tapping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc-coated bake finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tapping assembly\u003c\/strong\u003e: Forms its own mating threads in sheet metal, enabling installation without pre-drilling for compatible gauge materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlat undercut head\u003c\/strong\u003e: Provides a low-profile, flush seating surface suitable for panels, enclosures, and assemblies where protrusion must be minimized.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhillips drive\u003c\/strong\u003e: Standard driver compatibility; improves torque transfer and reduces cam-out during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion resistance\u003c\/strong\u003e: Zinc-coated bake finish delivers durable surface protection against corrosion in interior and exterior environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk packaging\u003c\/strong\u003e: Pack size 10,000 units aligns with manufacturing, maintenance, and large-volume retrofit projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial compatibility\u003c\/strong\u003e: Designed for steel sheet metal while accommodating compatible alloys, enabling versatile fastening in automotive, HVAC, and appliance applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":52815150154007,"sku":"0405BPUKC","price":450.52,"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-5-16_0405bpukc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}