Fully Threaded Stud Material Grade/Class Grade B7M Material Steel Finish Black Oxide Thread Size 5/8 In.-11 Overall Length 3 in Tensile Strength 100 000 psi System of Measurement Inch Thread Direction Right Hand Material Quality Standards ASTM A193 Maximum Temperature 752 Degrees F Minimum Temperature -58 Degrees F Minimum Yield Strength 80 000 psi Rockwell Hardness B99 Max Package Quantity 125