ALO Plus PowerLock Cloth Discs-Type III, Aluminum Oxide, 3 in Dia., 120 Grit

Aluminum oxide cloth discs with a grinding aid are best used on heat sensitive alloys where initial price point is most important. Strong, Y-weight, 2-ply polyester backing construction for extended durability and reduced edge-wear. Type TR/III fit roll-on/roll-off plastic attachment system. All QC cloth discs are designed to run on back-up pads that are rated at or above the RPM of the grinder.