{"product_id":"hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x3-3-4_3160ch5okc","title":"[400 BULK] Hex Head Cap Screws Grade 5 Steel Zinc Plated Coarse Thread  5\/16-18X3 3\/4","description":"\u003cdiv\u003e\n\u003cp\u003eExperience dependable strength with our Hex Head Cap Screws, crafted from Grade 5 steel and finished with a durable zinc plate. Designed for heavy-duty use, these screws feature a coarse thread for fast, secure engagement in a variety of materials. Size: 5\/16-18 x 3 3\/4 in.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eHead type:\u003c\/b\u003e Hex head cap screw\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 plated\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread:\u003c\/b\u003e Coarse, 5\/16-18\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 3 3\/4 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDiameter:\u003c\/b\u003e 5\/16 in\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eApplications\u003c\/h4\u003e\n\u003cp\u003eIdeal for automotive, machinery, equipment assembly, and construction projects where strong, reliable fastening is essential. The Grade 5 alloy delivers excellent tensile strength, while the zinc plating helps resist corrosion in indoor and outdoor settings.\u003c\/p\u003e \u003ch4\u003eWhy choose these screws?\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eStrong, reliable retention for heavy-duty assemblies\u003c\/li\u003e \u003cli\u003eCoarse 5\/16-18 thread provides quick, self-cleaning engagement\u003c\/li\u003e \u003cli\u003eExcellent balance of strength, toughness, and corrosion resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50348972638487,"sku":"3160CH5OKC","price":217.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/hex_cap_screw_1115_7156598a-a762-4ebe-b305-b8e7a0bc3d7f.jpg?v=1744978966","url":"https:\/\/mutualscrew.com\/products\/hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x3-3-4_3160ch5okc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}