TOOL HOLDER
Runout adjustable Collet Chuck
RA Holder New Baby Chuck type
Clamping diameter
φ0.5 - φ20
Our chuck holder now offers a runout calibration mechanism.
Compensates for increased runout of machine tool spindles caused by extended use. Uniform hole diameter, improved surface roughness & extended tool life.

■Simple structure allows for easy adjustment of runout accuracy
1. Turn the adjusting ring and line up the ▼ mark with peak runout position.
2. Adjust the lock bolts in 3 locations to fix the ring.
3. The runout amount is adjusted by tightening the adjusting screw.