Arbor Shim,Polyester,0.002 in Thk,PK10, Product Type Shim, Round Shim Type Arbor Shim, Inside Diameter 0.5 in, Inside Diameter Tolerance +0.005/-0.015 in, Outside Diameter 0.75 in, Outside Diameter Tolerance +/-0.005 in, Thickness 0.002 in, Thickness Tolerance +/-0.0001 in, Material Polyester, Material Grade/Class Ungraded, Finish Plain, Color Red, Temper Not Rated, Material Quality Standards MS LP-377, Tensile Strength 30,000 psi, Properties Corrosion Resistant