Replacement shims and shim seats for indexable turning and milling tool holders. The shim protects the holder pocket from insert breakage — replacing a worn shim is far cheaper than replacing the holder. Covers the common negative and positive insert geometries (CNMG, DNMG, SNMG, TNMG, WNMG, VNMG and more — match the series to your insert shape). Select your model below.
Genuine RMC hardware. Don't see your model? Email our team with your holder designation and we'll match the part.