5/16-18 X 1in UNC Grade 18.8 Stainless Steel Socket Cap Screw
SKU SSC5161C188
Commonly referred to as an Allen Bolt, this socket cap screw is an externally threaded fastener with unified threads, a cylindrical head with a flat chamfered top surface, knurled cylindrical sides and hexagonal recess. Ideal for precision assembly work with close tolerances and applications needing a well tooled appearance. Provides greater tensile strength than equivalent sizes in hex cap screws while requiring less surface area.
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