{"product_id":"type-ab-sheet-metal-screws-flat-undercut-head-phillips-drive-18-8-stainless-steel-4-x-1-2_0408abpu188kc","title":"#4 X 1\/2\" Type AB Self Tapping Sheet Metal Screws | Flat Undercut Head | Phillips Drive | 18\/8 Stainless Steel (5000\/Pkg.)","description":"\u003cdiv\u003eType AB Self Tapping Sheet Metal Screws are engineered for fast, secure fastening in metal enclosures and thin-gauge panels. Constructed from 304 Stainless Steel with a Phillips drive and a flat undercut head, these screws measure #4 diameter by 1\/2 inch length. \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Diameter #4; Length 1\/2 inch\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 304 Stainless Steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThread type:\u003c\/strong\u003e Type AB self tapping\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSelf tapping design:\u003c\/strong\u003e Enables installation into sheet metal without prior drilling and forms a mating thread for secure, reusable assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion resistance:\u003c\/strong\u003e 304 Stainless Steel (18\/8) provides reliable resistance to corrosion in indoor and moisture-prone environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHead geometry:\u003c\/strong\u003e Flat undercut head yields low-profile seating and minimizes protrusion along joint lines.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrive reliability:\u003c\/strong\u003e Phillips drive reduces cam-out and enables consistent torque application with common tools.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial compatibility:\u003c\/strong\u003e Suitable for lightweight, thin-gauge metal panels and enclosures where stainless steel fasteners are preferred.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Bulk configuration with 5000 pieces per order, enabling large-scale assemblies and replacement supply.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Ideal for electrical enclosures, control panels, metal housings, and generic sheet metal assemblies requiring corrosion-resistant fasteners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":52815093661975,"sku":"0408ABPU188KC","price":222.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0203ABPU188KC_19.webp?v=1776637346","url":"https:\/\/mutualscrew.com\/products\/type-ab-sheet-metal-screws-flat-undercut-head-phillips-drive-18-8-stainless-steel-4-x-1-2_0408abpu188kc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}