Overview Reviews Product Description Walter HP® Cup Wheels are designed for rough grinding or snagging work. Each wheel has a deeply anchored wrap-around steel hub for maximum safety and long life. A 5/8"-11 threaded arbor for SPIN-ON mounting reduces downtime for wheel changes and helps you finish your toughest grinding jobs faster. Walter Catalog Product Videos Custom Field Diameter 6" Arbor 5/8"-11 Grade C-16 Max RPM 6050 Type Type 11 Product Reviews Write a Review Write a Review × Walter HP® 6 x 5/8"-11 C-16 Cup Wheel 12B006 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *