Suitable for high-precision machining to improve machining quality.
- Dual functions: not only can it lock the collet, but it can also fine-tune the tool runout accuracy.
- Six-point adjustment design: There are six screws on the nut to fine-tune the tool runout and improve machining stability.
- Reduce tool runout: Even if the tool is extended, it can maintain high precision, suitable for tools such as hinges, drill bits, and milling cutters.

Product specifications:
ER16, ER20, ER25, ER32, ER40