Bulk #4-40 Low Head Socket Cap Screws – Alloy Steel Black Oxide Length:16000 Qty - #4-40 x 1/2" or hollow base materials

or hollow base materials

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Specification Details Diameter 5/16" Thread Size 5/16"-18 UNC (Coarse Thread) Drive Size 1/4″ Hex (Allen) Head Type Socket Head Cap Screw (SHCS) Material / Finish Alloy Steel

Thread Cutting: Type F cutting point taps clean threads into pre-drilled holes in thicker metal

Specification Details Nut Type Heavy Hex Nut Grade A194 / SA 194 Grade 2H Thread Type UNC / Coarse Thread Finish HDG (Hot-Dip Galvanized) + Wax Material High-strength alloy steel to A194 2H spec Country of Origin Made in USA Standards ASTM A194 2H

Bulk #4-40 Low Head Socket Cap Screws – Alloy Steel Black Oxide Length:16000 Qty - #4-40 x 1/2" or hollow base materialsBulk #4 40 Low Head Socket Cap Screws Alloy Steel with Thermal Black Oxide Finish Bulk #4 40 Low Head Socket Cap Screws are designed for compact industrial assemblies where a standard socket head cap screw is too tall. Their reduced head height provides additional overhead clearance while retaining the space saving installation advantages of an internal hex drive. Also called low profile socket screws or low head Allen screws, these UNC coarse thread