PFERD TOOLS Cartridge Roll, 1/4" x 1-1/2, 1/8" arbor, Untapered shape,60 Grit,Aluminum oxide

For universal grinding work on metals and other materials. POLIROLL cartridge rolls consist of spirally wound coated abrasives. The abrasive grain is embedded in the resinoid coating on the sturdy backing material, which achieves the best possible abrasive performance.