Price For: Each Standards: UNS T72301, SAE J437, ASTM A-686-92, FEDERAL QQT-580 REV C Length: 36" Material: Steel Item: Water Hard, Drill Rod Length Tolerance: +.125"/-.000" Grade: W1 Decimal Equivalent: 0.1406" Finish: 15 RMS Max Fractional Size: 9/64" Hardness Scale: 275 BHN Max Dia. Tolerance: +/-.0005" Country of Origin (subject to change): United States