Fully Threaded Stud, Material Grade/Class Grade B7, Material Steel, Finish Black Oxide, Thread Size 1/2 In.-13, Overall Length 4 in, Tensile Strength 125,000 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 105,000 psi, Rockwell Hardness C35 Max, Package Quantity 150