Disposable Cushioned Stick On Files for Expert 20 Metal Base

100, 180 or 240 grithigh-quality abrasionreliable adhesion to baseno swelling due to contact with watermineral abrasive material silicon carbide30 pieces per containerRequires Expert 20 Metal Base (sold separately) 

These may arrive in the old style (where the entire file is covered) or the new style where just the straight part is covered.