Assortment contains 10 each of the following thicknesses: 0.001 in, 0.003 in, 0.005 in, 0.01 in, 0.015 in, 0.02 in, 0.025 in and 0.075 in. Made from a 300 series stainless steel that resists rust and corrosion. Size A - 2 x 2 in. Slot size - 5/8 in. Packaged in a sturdy chipboard box. Precision Brand® Slotted shim is the best way to solve alignment and leveling problems on motors, pumps, generators and other plant machinery. Slotted shims are economical, safe and accurate. Reduce labor costs by eliminating hand cutting and reduce downtime by eliminating shim preparation. Precision Brand® Slotted Shim Kit, Plain, 300 Stainless Steel, 0.001 in Minimum Thickness, 0.015 in Maximum Thickness, 2 in Width, 2 in Length, 80 Piece