Color-Coded Plastic Shim Set — 40mm Bore x 2-1/2” OD, 48 Pieces (.003”–.030”)

The AC511 is a color-coded plastic shim set for 40mm bore stackable cutter systems — 48 pieces in a clear plastic box, 2-1/2-inch OD, eight shim thicknesses from .003 inch to .030 inch. Used for micro-height adjustment of European tooling on 40mm spindle machines. Color-coding for fast identification. For 1-1/2-inch bore, see AC508. For 1-13/16-inch bore, see AC512.