The SAIT 22062 Cut-Off & Grinding Wheel Type 27 is a high-quality dish grinding wheel designed for metalworking applications. With a 9" diameter and 1/8" thickness, this wheel features a grit of 24 and is made of durable aluminum oxide abrasive material. The pack includes 10 units, each with a 5/8"-11 arbor hole size, making it suitable for various cutting and grinding tasks. The wheel hardness is rated as R, providing a reliable and efficient abrasive solution for CNC, metalworking, and manufacturing industries.