3M Cartridge Roll 341D 1/4 in x 3/4 in x 1/8 in P180 X-weight 100 per case

3M(TM) Cartridge Roll 341D gives you easy access to small, hard-to-reach spaces for sanding and finishing. As the outermost abrasive layer wears down, the cloth backing frays to expose fresh abrasive layers for continued cutting action.