Socket Button Head Cap Screw, 10-24 x 1/2", Alloy Steel, Black Oxide, Hex Socket (Quantity: 100) Coarse Thread, #10 Hexagonal Allen Bolt, Length: 1/2 inch, Full Thread

Thread: Coarse / Full Thread / Alloy Steel / Black Oxide, Recommended Hex Socket Allen Key Wrench: 1/8, Black Oxide is not a protective finish and will rust if exposed to moisture. Stainless Steel material is recommended for environments with moisture