1/2-20 x 1 1/2 Alloy Steel Socket Head Cap Screw is suited to assemblies that need an alloy steel cap screw for clamp load, service access, and compact installation. With a 1/2-20 thread and 1 1/2 in. length, it fits machine frames and brackets where size interchangeability matters. Industrial buyers may specify it for maintenance repair, precision assemblies, and manufacturing plants where head geometry and drive access need to be predictable. Internal hex drive access helps installation in compact assemblies, guards, housings, and fixture plates. The combination of product name, size, material, and verified head data improves search clarity for engineers and buyers. Technical Highlights Material: Alloy Steel Thread: 1/2-20 Length: 1 1/2 in. Nominal Body Diameter: .500 in. Head Diameter: 0.735 in. min / 0.750 in. max Head Height: 0.492 in. min / 0.500 in. max Hex Key Size: 3/8 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.