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.
12-28 x 2 1/2 Alloy Steel Socket Head Cap Screw is specified when a machine assembly needs a high-strength alloy steel socket screw with predictable head and drive geometry. The 12-28 thread and 2 1/2 in. length support matching drawings and maintenance records in socket-drive service locations. It is frequently used in fixture design, assembly equipment, and engineering departments when socket engagement is preferred over external-wrench access. Verified head dimensions and hex key size help engineering departments check fit before ordering. This exact size supports industrial hardware, repair, and production requirements. Technical Highlights Material: Alloy Steel Thread: 12-28 Length: 2 1/2 in. Nominal Body Diameter: .215 in. Head Diameter: 0.337 in. min / 0.344 in. max Head Height: 0.211 in. min / 0.215 in. max Hex Key Size: 5/32 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.