Double-End Threaded Stud, End Type Straight , Material Steel, Material Grade/Class Grade 5, Finish Black Oxide, Wrench Flats No, Overall Length 80 mm, System of Measurement Metric, Thread Length A 27 mm, Thread Length B 27 mm, Thread Size A M12-1.75, Thread Size B M12-1.75, 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