{"product_id":"5-16-18-x-3-1-4-grade-5-hex-cap-screw-zinc-plated-domestic-usa-450","title":"5\/16-18 x 3 1\/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450)","description":"\u003cp\u003e5\/16-18 x 3 1\/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450) .  Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1\/4 to 1 inch is HRC 25-34. On diameters over 1 inch to 1 1\/2 hardness will range from HRC 19-30. Tensile strength for diameters 1\/4 to 1 inch is a minimum of 120,000 psi and for diameters over 1 inch to 1 1\/2, 105,000 psi.\u003c\/p\u003e","brand":"FMW Fasteners","offers":[{"title":"Default Title","offer_id":53366608658745,"sku":"1374256","price":282.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/6067\/0009\/files\/Grade_5_Hex_Cap_Screw_Zinc_Plated_36399f92-7c67-476a-8165-110a719e2b53.jpg?v=1780816582","url":"https:\/\/makeitstudios.com\/products\/5-16-18-x-3-1-4-grade-5-hex-cap-screw-zinc-plated-domestic-usa-450","provider":"MakeIt Studio","version":"1.0","type":"link"}