{"product_id":"machine-screws-phil-flat-steel-black-oxide-4-40-x-3-8_0406mpfbkc","title":"#4-40 X 3\/8\" Machine Screws | 82 Degree Flat Head | Phillips Drive | Steel Black Oxide (10000\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003e[10000 BULK] 4-40 Phillips Flat Head Machine Screws, 82 Degree Countersunk, Steel, Black Oxide, 3\/8\" Long\u003c\/b\u003e Bulk-pack fasteners designed for precise, flush mounting in electronics, equipment enclosures, and machinery assemblies.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e: 4-40 x 3\/8\"\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive\u003c\/b\u003e: Phillips\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead\u003c\/b\u003e: Flat head with 82-degree countersink\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish\u003c\/b\u003e: Black Oxide\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eQuantity\u003c\/b\u003e: 10,000 screws per bulk order\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Electronics, panels, enclosures, machinery, and general fastening tasks\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Works with 4-40 tapped holes; can be used with washers or nuts where required\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose these screws? The black oxide finish provides a sleek, low-gloss look and mild corrosion resistance in dry environments, while hardened steel delivers dependable strength for bulk projects. The flush, countersunk head creates a clean, professional appearance in your assemblies.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eBulk convenience for large builds\u003c\/b\u003e: Stock up and save with this 10,000-piece pack and keep projects moving without interruptions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50344665317655,"sku":"0406MPFBKC","price":226.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3116MPFBKC_7deecb77-6a2b-4602-b055-01c4d9164d3f.webp?v=1747422947","url":"https:\/\/mutualscrew.com\/products\/machine-screws-phil-flat-steel-black-oxide-4-40-x-3-8_0406mpfbkc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}