Comparison : Item # 1/2, 1045 TG&P-Cold Finished Carbon Steels-Precision Shafting
Item # 9/16, 1045 TG&P-Cold Finished Carbon Steels-Precision Shafting
Item # 5/8, 1045 TG&P-Cold Finished Carbon Steels-Precision Shafting
Item # 11/16, 1045 TG&P-Cold Finished Carbon Steels-Precision Shafting
Item # 3/4, 1045 TG&P-Cold Finished Carbon Steels-Precision Shafting