Cold Headers
5514 N. Elston Ave Chicago, IL 60630 Phone: 1-773-775-7900 Fax: 1-773-775-0779 Email:sales@coldheaders.com
Website: www.coldheaders.com Working Hours: Mon - Fri 8:00am - 4:30pm CST
Saturday - Sunday CLOSED If you have any questions, please call or email us.
5/8-18 x 8 Alloy Steel Socket Head Cap Screw is commonly used where an Allen-style socket drive is preferred over external-wrench hardware in confined equipment layouts. With a 5/8-18 thread and 8 in. length, it fits socket-drive service locations where size interchangeability matters. Industrial buyers may specify it for automation systems, maintenance repair, and industrial facilities where head geometry and drive access need to be predictable. Alloy steel supports strength-focused fastening where clamp load and repeatable assembly are important. The combination of product name, size, material, and verified head data improves search clarity for engineers and buyers. Technical Highlights Material: Alloy Steel Thread: 5/8-18 Length: 8 in. Nominal Body Diameter: .625 in. Head Diameter: 0.921 in. min / 0.938 in. max Head Height: 0.616 in. min / 0.625 in. max Hex Key Size: 1/2 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.