SUPRA Type S Quick-action Drill Chucks. A self tightening flat jaw drill chuck suitable for stationary and hand-operated drills.
Technical Specification:
- Concentricity fluctuation: 0.25
- External diameter mm: 46
- Length closed mm: 97.5
- Length opened mm: 87.5
- Mount mm: 1/2 inch -20
- Size: 16
- Type: S