5/16" Expanding Machine Reamer, Straight Shank, High Speed Steel
Model #: RM759E-5/16
- Diameter: 5/16"
- Length: 6"
- Shank Diameter: 9/32"
- Flute Length: 11/16"
The expansion feature is designed to maintain the initial size by compensating for wear at the cutting end.
THESE REAMERS ARE NOT INTENDED FOR REAMING OVERSIZE HOLES.