The Rockstar double row cup wheels are designed to grind concrete and masonry fast and with amazingly long-life. Extra-large segments with a custom-made bond ensure long life with consistent wear. Each cup is precision-balanced to be vibration-free and leave a smooth finish. These cups are the favorite with our customers from general contractors to flooring professionals.
Note: Available with either a 7/8 inch or 5/8-11 thread.