{"product_id":"cap-screws-flat-socket-alloy-thermal-black-oxide-5-16-18-x-1-1-4","title":"5\/16-18 X 1-1\/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 5\/16-18 X 1 1\/4\u003c\/b\u003e are high-strength fasteners designed for secure, precise assemblies. Featuring a flat socket head and an alloy body, these screws are finished with a durable thermal black oxide for a clean appearance and improved corrosion resistance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eHead style:\u003c\/b\u003e Flat Socket\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Alloy\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Thermal Black Oxide\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread size:\u003c\/b\u003e 5\/16-18\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 1 1\/4 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Cap Screws (Flat Socket Head)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThese cap screws are ideal for applications requiring a low-profile, flush seating with reliable torque retention. The 5\/16-18 UNC threading is widely compatible with corresponding nuts and tapped holes, making them versatile for automotive, machinery, and industrial equipment projects. The alloy construction delivers strength and durability, while the thermal black oxide finish provides a professional look and added protection in demanding environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50350841954583,"sku":"3120CSFBB","price":38.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0606CSF188BYW_3d20afd0-2cf7-4711-a3fd-52d227a92f90.jpg?v=1746803045","url":"https:\/\/mutualscrew.com\/products\/cap-screws-flat-socket-alloy-thermal-black-oxide-5-16-18-x-1-1-4","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}