The RIDGID 7" Turbo Diamond Cup Grinding Wheel is a high-quality abrasive wheel designed specifically for cup grinding tasks in metalworking. With a 5/8 inch-11 arbor hole size, this dish grinding wheel features a 7-inch diameter and is made with durable diamond abrasive material. Ideal for precise and efficient grinding, this wheel is perfect for professionals in the CNC, metalworking, and manufacturing industries looking for reliable and long-lasting abrasives.