Stainless Steel Rod, Stainless Steel, 440C, Rod, Outside Diameter 2 3/8 in, 12 in Overall Length, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Mechanical Finish Mill, Yield Strength 65 ksi, Tensile Strength 100 ksi, 234 BHN Brinell Hardness, 99 HRB Rockwell Hardness, Includes Material Certificate Material Certificate with Lot Number, Standards AMS QQ-S-763, System of Measurement Inch