Shortening Shim Assortment System of Measurement Inch Inside Diameter 0.252 in 0.313 in 0.376 in 0.501 in 0.626 in 0.751 in Product Type Arbor Shim Assortment Outside Diameter 0.366 in 0.424 in 0.557 in 0.738 in 0.87 in 0.995 in Inside Diameter Tolerance +0.005/-0.000 in Outside Diameter Tolerance +0.000/-0.005 in Thickness 0.005 in 0.015 in 0.032 in Thickness Tolerance +/-0.005 mm +/-0.010 mm +/-0.025 mm Keyway Width Not Applicable Keyway Depth Not Applicable