

JEM # HPI-CAT40-MX12-120CAT40-MX12-120
CAT40 MX12 mini collet chuck, 4.72" gaugeCAT40MX124.72" GL
SpecificationsFrom Pioneer's catalog
- Taper
- CAT40
- Type
- Mini collet chuck (MX/VX)
- Collet series
- MX12
- Gauge length
- 4.72"
- from the gauge line
- Nose Ø
- 1.00"
Goes with itNamed in Pioneer's catalog
WRENCH MXW055MM HEX WRENCH FOR MX AND HC$22.62
Collets and other versions
Retention knob for CAT40The knob depends on your machine, not the holder. Find yours by builder.Find by machine →
MX12 collets that fit14 sizes and types · showing 14
| Size | Clamps | Precision | Part no. | Stock | Price | |
|---|---|---|---|---|---|---|
1/8" | — | — | MX12-0125 (1/8) | In stock | $129.12 | |
3/16" | — | — | MX12-0187 (3/16) | In stock | $89.25 | |
1/4" | — | — | MX12-0250 (1/4) | In stock | $89.25 | |
5/16" | — | — | MX12-0312 (5/16) | In stock | $89.25 | |
3/8" | — | — | MX12-0375 (3/8) | In stock | $89.25 | |
7/16" | — | — | MX12-0437 (7/16) | In stock | $89.25 | |
1/2" | — | — | MX12-0500 (1/2) | In stock | $89.25 | |
3 mm | — | — | MX12-M030 | Ships from Pioneer | $129.12 | |
4 mm | — | — | MX12-M040 | Ships from Pioneer | $89.25 | |
5 mm | — | — | MX12-M050 | Ships from Pioneer | $99.83 | |
6 mm | — | — | MX12-M060 | Ships from Pioneer | $89.25 | |
8 mm | — | — | MX12-M080 | Ships from Pioneer | $89.25 |

Other CAT40 MX12 lengths and versions5 in all
| Gauge | Standard | Dual contact |
|---|---|---|
| 3.54" | CAT40-MX12-090$340.32 | CAT40-MX12-090-B$349.74 |
| 4.72" | CAT40-MX12-120$370.84this | CAT40-MX12-120-B$377.94 |