5/16"-18 Socket Head Cap Screw, Socket, Black Oxide Alloy Steel, 1-1/4 in Length, 100 PK

Socket Head Cap Screw, Head Type Flat, System of Measurement Inch, Drive Type Hex, Drive Size 3/16 in, Material Alloy Steel, Material Grade/Class Class 12.9, Finish Black Oxide, Thread Size 5/16 In.-18, Minimum Thread Length Not Applicable, Fastener Length 1 1/4 in, Head Height 10 in, Head Diameter 16 in, Pack Size Small Pack, Package Quantity 100