Features & Benefits
- Internal jaws tighten around workpieces from 1-1/8 to 1-3/4 inches
- External jaws spread inside of workpieces with pilot holes from 1-1/2 to 2-1/8 inches
- Keyed tightening mechanism adds extra grip strength to the workpiece
- 1” x 8 TPI thread compatible with most wood lathes
- Indexed backplate with 24 different positions for easy adjustments
- Included screw chuck for added versatility