{"product_id":"cap-screws-flat-socket-alloy-thermal-black-oxide-4-40-x-1-4","title":"#4-40 X 1\/4\" Flat Head Cap Screws | Alloy Steel Thermal Black Oxide (100 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003eCap Screws Flat Socket Alloy Thermal Black Oxide 4-40 X 1\/4\u003c\/b\u003e are precision-engineered fasteners crafted for secure, flush-mount assemblies. This socket cap screw features an alloy steel body finished with a thermal black oxide coating to enhance strength, reduce glare, and improve corrosion resistance in demanding environments.\u003c\/p\u003e \u003cp\u003eDesigned for reliability in electronics, machinery, automotive components, and precision equipment, these screws provide a durable grip with an internal hex drive for a clean, low-profile installation.\u003c\/p\u003e \u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDrive type:\u003c\/b\u003e Internal hex (Allen) drive\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Thermal black oxide\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Alloy steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread size:\u003c\/b\u003e 4-40\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 1\/4 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead type:\u003c\/b\u003e Cap screw (socket cap)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey benefits include excellent torque transmission, consistent thread engagement, and a sleek, low-profile appearance that blends with your design while resisting corrosion in mixed environments. Stocked in common 4-40 x 1\/4 inch sizes to fit a wide range of projects—order today to secure a dependable fastener for your build.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50350833631511,"sku":"0404CSFBB","price":6.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0606CSF188BYW_77c27cd1-71c4-49b1-8ead-60a87206d2bf.jpg?v=1747423191","url":"https:\/\/mutualscrew.com\/products\/cap-screws-flat-socket-alloy-thermal-black-oxide-4-40-x-1-4","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}