Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 1/2 in L, 1/2 in Sq
000/-0.000/-0.100 in, Material Steel, Material Grade/Class Ungraded, Finish Plain, End Profile Tapered Gib, Width Tolerance +0.002 in, Head Height 3/4 in, Key Type Bilateral, Tensile Strength 64,000 psi, System of Measurement Inch, Key Shape Gib Head, Height 1/2 in, Width 1/2 in, Rockwell Hardness B85, Features Tapers 1/8 in per ft, Made in North America Yes, Manufacturer Location Made in USA*, Pack Size Small Pack.