Caution: Perform grinding with a machine with an electric drive.
For information on using the grinding machine, see the machine manual.

Sand so that the thickness of the disc does not exceed the maximum size.
- Maximum disc thickness: 7.5 mm.
After grinding, recheck the disc runout and parallelism and ensure they are within the following values.
Limit values after disc grinding:
- Runout: less than 0.02 mm
- Non-parallelism: less than 0.005 mm
