Hex Head Cap Screw Head Type Hex Diameter 3/8 In. Material 18-8 Stainless Steel Thread Size 3/8-16 Thread Type Coarse Length under Head 5/8 In. Thread Length 5/8 In. Head Height 15/64 In. Thread Style Fully Threaded Thread Direction Right Hand Tensile Strength 85 000 to 150 000 psi Rockwell Hardness B80 to C32 Meets/Exceeds ASME B18.2.1 Package Quantity 50