. The rollers form a "tank track" to revolve around a center load bearing plate in the frame to provide maximum maneuverability.Steel Machine Roller, 8000 lb Capacity Capacity This unit is virtually maintenance free.
.5" x 7/8" A. POLIFAN Flap Disc - CO-FREEZE SG INOX, Ceramic oxide, 36 Grit, Conical 10PK Due to the ceramic oxide CO with cooling topsizing (FREEZE), there is not heat discoloration - no reworking is required.