{"product_id":"hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x4-1-2_3172ch5okc","title":"[300 BULK] Hex Head Cap Screws Grade 5 Steel Zinc Plated Coarse Thread  5\/16-18X4 1\/2","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your fastening arsenal with our Hex Head Cap Screws. Crafted from Grade 5 steel and finished with a zinc plating, these screws deliver dependable strength and corrosion resistance for demanding projects. The coarse thread (5\/16-18) ensures quick, secure engagement and excellent clamping in a wide range of assemblies. Sized at 5\/16-18 x 4-1\/2 inches, they are perfect for automotive, machinery, and construction applications where reliability matters.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Grade 5 steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish\u003c\/b\u003e: Zinc plated\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead style\u003c\/b\u003e: Hex head cap screw\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread\u003c\/b\u003e: Coarse, 5\/16-18 (UNC)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e: 5\/16 in diameter, 18 TPI, 4-1\/2 in length\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eDiameter\u003c\/b\u003e: 5\/16 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread\u003c\/b\u003e: 18 threads per inch (coarse)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength\u003c\/b\u003e: 4-1\/2 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: Grade 5 steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish\u003c\/b\u003e: Zinc plating\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eApplications\u003c\/h4\u003e\n\u003cp\u003eIdeal for automotive repairs, heavy equipment, machinery assembly, and general construction where strong, durable fasteners are required.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50348972933399,"sku":"3172CH5OKC","price":137.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/hex_cap_screw_1115_cc8fb2dd-6364-404c-aa53-2123890588e6.jpg?v=1744977311","url":"https:\/\/mutualscrew.com\/products\/hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x4-1-2_3172ch5okc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}