Socket Head Cap Screw, Head Type Standard, System of Measurement Inch, Drive Type Torx Plus, Drive Size 3/16 in, Material Alloy Steel, Material Grade/Class Class 12.9, Finish Black Oxide, Thread Size 3/8 In.-16, Minimum Thread Length 1 1/8 in, Fastener Length 1 1/2 in, Head Height 0.375 in, Head Diameter 0.562 in, Pack Size Small Pack, Thread Style Partially Threaded, Special Features Not Applicable, Countersink Angle Not Applicable, Manufacturer Location Made in US