Key Stock System of Measurement Inch Material Stainless Steel Material Grade/Class 18-8 Finish Plain Height 1/8 in Thickness Tolerance +0.000/-0.002 in Length 3 ft Length Tolerance +0.000/-0.125 in Width 1/8 in Width Tolerance +0.000/-0.002 in Pack Size Small Pack Made in North America Yes Standards ASME B18.8.1 RoHS Compliant Key Shape Straight Rockwell Hardness HRB 82 Features Mildly Magnetic Tensile Strength 35 000 psi Manufacturer Location Made in USA