Socket Head Cap Screw Head Type Standard Material Alloy Steel Black Oxide Finish Thread Size 80 Drive Type Hex Socket Drive Size 3/64 In. Thread Type Coarse Thread Style Fully Threaded Thread Direction Right Hand Length under Head 1/4 In. Thread Length 1/4 In. Head Height 1/32 In. Thread Dia #0 Head Dia 9/64 In. Temp Range -65 Degrees F to 300 Degrees F Rockwell Hardness C39 Min Tensile Strength 180 000 psi Package Quantity 100