Key Stock,12 in L,SS,3/4 in W, System of Measurement Inch, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, Height 1/2 in, Thickness Tolerance +/-0.002 in, Length 12 in, Length Tolerance +0.000/-0.125 in, Width 3/4 in, Width Tolerance +/-0.004 in, Pack Size Small Pack, Made in North America Yes, Key Shape Straight, Rockwell Hardness HRB 82, Features Mildly Magnetic, Tensile Strength 35,000 psi, Manufacturer Location Made in USA*, Material Quality Standards ASTM A484