{"product_id":"hex-head-cap-screws-grade-8-steel-plain-fine-thread-5-8-18-x-3-1-2-pt_6356ch8pbb","title":"[25 PKG] Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 5\/8-18 x 3 1\/2\"\" (PT)","description":"\u003cdiv\u003e\n\u003cp\u003eWhen strength, precision, and reliability matter in your assemblies, choose our Hex Head Cap Screws made from Grade 8 steel with a plain, uncoated finish. The fine-thread 5\/8-18 size paired with a 3 1\/2 inch length delivers exceptional clamping power for demanding automotive, machinery, and construction applications. Built for heavy-duty performance, these screws resist loosening under vibration and provide consistent torque in critical joints.\u003c\/p\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e Grade 8 steel for high-strength performance.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Plain (uncoated) finish.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead style:\u003c\/b\u003e Hex head for easy driving with standard wrenches or sockets.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread:\u003c\/b\u003e Fine thread with 18 threads per inch (5\/8\" diameter).\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 3 1\/2 inches overall.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eIdeal for heavy-duty assemblies in automotive, industrial equipment, machinery, and construction. The Grade 8 steel construction provides superior tensile strength to handle demanding fastening tasks, while the hex head enables quick, secure installation with common tools.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50349014483223,"sku":"6356CH8PBB","price":98.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/hex_cap_screw_plain_steel1_71eca566-6e9d-4c85-af53-1ad29046b5cd.gif?v=1744933942","url":"https:\/\/mutualscrew.com\/products\/hex-head-cap-screws-grade-8-steel-plain-fine-thread-5-8-18-x-3-1-2-pt_6356ch8pbb","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}