{"product_id":"50pcs-5-16-18x1-1-2-carriage-round-head-square-neck-bolt-304ss-20260924-233659-b0h2","title":"50Pcs 5\/16\"-18x1-1\/2 Carriage Round Head Square Neck Bolt 304SS","description":"\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Dimensions:\u003c\/strong\u003e 3.15 x 1.06 x 8.66 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Items:\u003c\/strong\u003e 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit Count:\u003c\/strong\u003e 50 Count\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e bol000701260319f\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 5\/16\"-18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExterior Finish:\u003c\/strong\u003e Silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Grade:\u003c\/strong\u003e 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScrew Head Style:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Type:\u003c\/strong\u003e Carriage Bolt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e Unc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Style:\u003c\/strong\u003e Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Type:\u003c\/strong\u003e Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish Types:\u003c\/strong\u003e Bright\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Highlight:\u003c\/strong\u003e Silver Bright Finish Carriage Screws for Home DIY Projects, Furniture Assembly, Bed Frames\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Name:\u003c\/strong\u003e 5\/16\"-18x1-1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Pieces:\u003c\/strong\u003e 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastener Size:\u003c\/strong\u003e 5\/16\"-18x1-1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Coverage:\u003c\/strong\u003e Fully Threaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet Name:\u003c\/strong\u003e 50Pcs 5\/16\"-18x1-1\/2 Carriage Bolt 304SS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout this item\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAbrasive Material: 304 Stainless Steel with good strength, stability, and rust resistance. Surface treatment of screws adds extra protection for daily indoor\/outdoor use. At the same time, high-grade 304 stainless steel delivers exceptional corrosion resistance in harsh environments—making it more durable than regular steel and zinc-plated fasteners. A square neck under the head prevents rotation during installation or use, providing anti-rotation locking and zero-maintenance integrity\u003c\/li\u003e\n\u003cli\u003eMaterial: 304 Stainless Steel; Color: Silver; Surface Treatment:Bright Finish; Screw Length: 1-1\/2\"; Screw Size: 5\/16\"-18; Screw Head Size: 3\/16\" x 11\/16\" (T x Dia); Product Includes: 50 Pcs Carriage Bolts\u003c\/li\u003e\n\u003cli\u003eMulti-Purpose: Widely used in various places such as electronics manufacturing, machinery and equipment, chemical industry, and automotive industry, for example, snowmobiles, trailers, and agricultural machinery.\u003c\/li\u003e\n\u003cli\u003eFlexible Mounting: Featuring a round head and square neck, this bolt locks securely against rotation when fitted into pre-drilled square holes. The square neck keeps the bolt fixed during installation.\u003c\/li\u003e\n\u003cli\u003eUsage Tips: Pre-drill square holes with 0.1mm tolerance for the square neck. Drill clearance holes 0.2–0.5mm wider than the bolt shank to avoid thread damage. Ensure proper hole sizing and store in a dry environment.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BOLTALIVON","offers":[{"title":"Default Title","offer_id":50500347691238,"sku":"B0H2D1XSK7","price":51.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/5513\/1622\/files\/61hCy1TbvuL._SL1500.jpg?v=1790260622","url":"https:\/\/www.autzenhub.com\/products\/50pcs-5-16-18x1-1-2-carriage-round-head-square-neck-bolt-304ss-20260924-233659-b0h2","provider":"Autzen","version":"1.0","type":"link"}