ZoroSelect Machine Key Tapered Plain 3 1/2 L

ZoroSelect Machine Key Tapered Plain 3 1/2 L Machine Key Tapered Gib Head End Type Tapered Gib Material Steel Finish Plain Length 3-1/2 In. Square 1/2 In. Head Height 3/4 In. Thickness Tolerance +0.002 In. Length Tolerance -0.100 In. Tensile Strength (PSI) 64 000 psi Rockwell Hardness B85 Features Tapers 1/8 In. per Ft. Holds Pulleys and Gears on Transmission Shafts