{"product_id":"cap-screws-flat-socket-fine-thread-alloy-steel-5-8-18-x-1-1-4","title":"5\/8-18 X 1-1\/4\" Flat Head Cap Screws | Fine Thread | Alloy Steel (10 \/ Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eCap Screws Flat Socket Fine Thread Alloy Steel 5\/8-18 x 1-1\/4\u003c\/strong\u003e are high-strength socket cap screws designed for precise, flush-fastened joints in demanding industrial applications. With a flat-head socket drive and fine 5\/8-18 thread, they deliver secure clamping in tight spaces where a smooth, low-profile head is essential.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eHead style:\u003c\/b\u003e Flat Socket (socket cap screw) for a recessed drive\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread:\u003c\/b\u003e Fine 5\/8-18 thread for superior holding power and accurate tensioning\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 1-1\/4 inches\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e High-strength alloy steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive:\u003c\/b\u003e Internal hex (Allen) drive for a clean, secure installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhere it's used\u003c\/h3\u003e\n\u003cp\u003eIdeal for machinery, equipment frames, automotive assemblies, and other fixtures requiring a compact, high-strength fastener with a flush profile.\u003c\/p\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eSize:\u003c\/b\u003e 5\/8-18 (UNF fine thread)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 1-1\/4 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Alloy steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead type:\u003c\/b\u003e Flat Socket Head Cap Screw\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive:\u003c\/b\u003e Internal hex\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50350861779223,"sku":"6320CSF","price":87.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/1106CSF188BB_19d45d32-0a9f-49fc-810a-e4cb14a536a6.webp?v=1744920849","url":"https:\/\/mutualscrew.com\/products\/cap-screws-flat-socket-fine-thread-alloy-steel-5-8-18-x-1-1-4","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}