Fully Threaded Stud, Material Grade/Class Grade L7, Material Steel, Finish Black Oxide, Thread Size 5/8 In.-11, Overall Length 2 1/2 in, Tensile Strength 125,000 psi, System of Measurement Inch, Thread Direction Right Hand, Material Quality Standards ASTM A320, Maximum Temperature 752 Degrees F, Minimum Temperature -150 Degrees F, Minimum Yield Strength 105,000 psi, Rockwell Hardness Max C43, Package Quantity 150