Key Stock, System of Measurement Inch, Material Steel, Material Grade/Class Ungraded, Finish Plain, Height 3/8 in, Thickness Tolerance +0.001/-0.000 in, Length 12 in, Length Tolerance +0.000/-0.125 in, Width 3/8 in, Width Tolerance +0.001/-0.000 in, Pack Size Small Pack, Made in North America Yes, Key Shape Straight, Rockwell Hardness BHN 194, Features Magnetic, Tensile Strength 100,000 psi, Manufacturer Location Made in USA*, Material Quality Standards ASTM A29, Key Type Oversized