SPI Reversible Tapping Head - 71-654-8
- Chatter free clutch has positive engagement which allows for a smoother, more accurate tapping operation.
- Unique double spring mechanism provides automatic feed and cushion drive.
- Preset torque control permits easy operation of tap brake torque control.
- Guaranteed depth control to ± 0.004".
- Radial float is self centering to compensate for hole center misalignment to 0.005".
- Two rubber flex collets included with each head.
Specifications:
| Part Number | 71-654-8 |
| Mount | J6 |
| Tapping Capacity in Steel | No. 8 - 1/2", M3 - M12 |
| Max. Suggested RPM | 1,000 |
| Gear Ratio | 1:1 .75 |
| Compress | 0.197" |
| Expansion | 0.160" |
| Collet Ref. # | R20,R21 |
See all SPI Reversible Tapping Heads
Tapping Capacity in Steel: No. 8 - 1.2", M3 - M12
