Overview Reviews Product Description Our mounted wire brushes come in a variety of sizes and configurations to fit numerous industrial applications on die grinders, power drills or automated equipment. Walter Catalog Product Videos Custom Field Diameter 1-1/8" Shaft 1/4" Max RPM 25000 Wire diameter 0.020" Product Reviews Write a Review Write a Review × Walter 1-1/8 x 1/4" Knot Twisted Straight Wire Brush WAL 13C020 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *