Stainless Slotted shims eliminate hand cutting of shims which can cause sharp corners or burrs. They provide a more stable alignment by eliminating stacking of shims. Made of corrosion-resistant stainless steel. Replacement packages available in any size. Standard Assortment includes 20 pieces each of thicknesses .001", 002", .003", .004", .005", .010", .015", .020", .025", .050", .075", .100", .125" packed in a metal case.