- Brand: Techniks
- Catalog Number: 22237
- Manufacturer: Techniks Tool Group
- Overall Length: 4 in
- Series: ER20
- Stock Status: NONSTOCK
- Taper Size: CAT40
- Through Coolant: Yes
- Type: Colet Chuck
Cat 40 Colet chuck has 1.34 in colet nut diameter. It is used for drilling, milling, coolant through and high speed application.