Socket Head Cap Screw, Head Type Standard, System of Measurement Inch, Drive Type Socket, Drive Size 5/16 in, Material Steel, Finish Black Oxide, Thread Size 3/8 In.-16, Minimum Thread Length 1 1/4 in, Fastener Length 1 3/4 in, Head Height 0.375 in, Head Diameter 0.562 in, Pack Size Small Pack, Thread Style Partially Threaded, Special Features Not Applicable, Color Black, Countersink Angle Not Applicable, Dimensional Standards ASME B18.3, Flange Diameter Not Applicable