72 MM-E Dumont Plain Bushing for Keyway Broach
Model #: BRBM-E-72
- For use with DuMont E series broaches
Plain style "A" bushings must be used to guide "A" broaches, etc. For example, a 3/8-A bushing is used to guide a BR-1/8-A to add a 1/8" keyway in a 3/8" hole.