Wheel-Brush Coarse 4"

General all-around wheel, excellent for getting into tight crevices and contours. Coarse for removing rust, paint, corrosion and deburring on all metals. Fine for cleaning and polishing of all metals and wood. Nylon bristles impregnated with aluminum oxide - will not gouge. 1/4" shank.No. 541771-3: 3" extra coarseNo. 541777-3: 3" coarseNo. 541783-3: 3" fineNo. 541772-4: 4" extra coarseNo. 541778-4: 4" coarseNo. 541784-4: 4" fine