Double-End Threaded Stud End Type Straight Cut Material Steel Material Grade/Class Grade 5 Finish Black Oxide Wrench Flats No Overall Length 2 in System of Measurement Inch Thread Length A 1 in Thread Length B 1/2 in Thread Size A 5/16 In.-18 Thread Size B 5/16 In.-18 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