8 Piece SetSize: 6" Width X 12" LongThickness: 1 Each Of .001", .002", .003", .005", .008", .010", .015" And .020"Material: Stainless SteelShims Are Generally Used To Fill Gaps, Act As A Barrier To Prevent Wear, Used To Level And/Or Support Or Adjust For A Better FitCan Be Used For Any Application Where Corrosion Is A Concern