3/8-16 x 10 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 size callout supports bill-of-material consistency when socket-drive service locations cannot accept a substitute fastener. The screw is useful across automation systems, machine tools, and material handling when a compact internal-hex fastener is required. 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: 3/8-16 Length: 10 in. Nominal Body Diameter: .375 in. Head Diameter: 0.550 in. min / 0.562 in. max Head Height: 0.368 in. min / 0.375 in. max Hex Key Size: 5/16 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.