Fully Threaded Stud, Material Grade/Class Grade 8, Material Steel, Finish Black Oxide, Thread Size 5/8 In.-18, Overall Length 2 ft, Tensile Strength 150,000 psi, System of Measurement Inch, Thread Direction Right Hand, End Type Straight Cut, Dimensional Standards ASME B18.31.3, Includes Nuts No, Nut Height Not Applicable, Nut Width Not Applicable, Color Black, Number of Nuts Included 0, Rockwell Hardness C39 Max, Package Quantity 3