These emery shells are the finest made and fit your wooden mandrel to perfection. They can be used to smooth and polish the insides of rings quickly and efficiently. The emery shells are made cloth backings that extend the life of these abrasive shells.
**Note: Grits are not marked on individual shells**
- Set includes 3 shells of each different grit
- The four different grits are: (fine) 4/0, 2/0, 1, and 2 (coarse)
- Have cloth backings to extend the life of the shell
- Fit your wooden mandrel
- Produce smooth finishes quickly and easily
- Each shell measures 4" long x .9" at its widest