{"product_id":"hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x2-3-8_3138ch5okc","title":"[600 BULK] Hex Head Cap Screws Grade 5 Steel Zinc Plated Coarse Thread  5\/16-18X2 3\/8","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003eHex Head Cap Screws\u003c\/b\u003e Grade 5 steel, zinc-plated, with a coarse thread for fast, secure assemblies. The 5\/16-18 x 2-3\/8 in size delivers strong joining power in a variety of materials, from automotive to equipment builds.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e: 5\/16-18 x 2-3\/8 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-plated for corrosion resistance\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread\u003c\/b\u003e: Coarse (5\/16-18 UNC)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive Type\u003c\/b\u003e: Hex head for easy tightening with standard wrenches\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose these hex head cap screws? They provide superior clamping force, reliability, and durability in high-stress assemblies. The zinc plating helps resist moisture and corrosive environments, making them suitable for indoor projects and light outdoor use. These screws are ideal for machinery, automotive applications, construction projects, and general hardware tasks where a strong, long-lasting fastener is required.\u003c\/p\u003e \u003cp\u003eShop with confidence knowing you’re getting standard imperial fasteners that meet common industry specs and deliver consistent performance across a wide range of applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50348972278039,"sku":"3138CH5OKC","price":345.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/hex_cap_screw_1115_f98873e1-d73b-4f6b-8718-3dc064654657.jpg?v=1747147897","url":"https:\/\/mutualscrew.com\/products\/hex-head-cap-screws-grade-5-steel-zinc-plated-coarse-thread-5-16-18x2-3-8_3138ch5okc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}