NGe M5x8mm Button Head Socket Cap Screws,Alloy Steel, Fully Threaded,Allen Hex Drive(M5X8,100Pcs)

M5x8mm Black Alloy Steel Button Head Socket Cap Screws, Commonly referred to as allen bolts, button heads, or socket head screws, Domed head with a flat bottom that protrudes above the installation surface, SIZE:Thread Size:5mm/0.2";Pitch:0.8mm;Screw Length :11mm/0.43";Hardness: 10.9 level;Material:Carbon steel, Alloy steel, The low profile of the socket button head makes a very clean looking, and offers a much larger contact surface.