Fully Threaded Stud, Material Grade/Class Grade BD, Material Steel, Finish Plain, Thread Size 5/16 In. -18, Overall Length 6 ft, Tensile Strength 150, 000 psi, System of Measurement Inch, Thread Direction Right Hand, End Type Straight Cut, Dimensional Standards ASME B 18.31. 3, Includes Nuts No, Nut Height Not Applicable, Nut Width Not Applicable, Color Black, Number of Nuts Included 0, Rockwell Hardness C39 Max