Double-End Threaded Stud, End Type Straight , Material Steel, Material Grade/Class Grade 5, Finish Black Oxide, Wrench Flats No, Overall Length 8 in, System of Measurement Inch, Thread Length A 1 in, Thread Length B 1 in, Thread Size A 1/4 In.-20, Thread Size B 1/4 In.-20, Thread Direction A Right Hand, Thread Direction B Right Hand, Color Black, Minimum Yield Strength 120,000 psi, Rockwell Hardness C27 Min, Package Quantity 2