Metric Socket Head Cap Screw Head Type Standard Material Alloy Steel Blue Finish Thread Size 1.25mm Drive Type Hex Socket Drive Size 6mm Thread Type Coarse Thread Style Partially Threaded Thread Direction Right Hand Length under Head 70mm Thread Length 33mm Head Height 8mm Thread Dia M8 Head Dia 13mm Rockwell Hardness C38 to C44 Min Tensile Strength 1220N psi Meets/Exceeds ASTM A574M and ANSI/ASME B 18.3.1M Package Quantity 10