The United Abrasives SAIT 22047 A60S High Speed Cut-off Wheels are a pack of 50 metalworking supplies designed for cutting metal with a 6" diameter and 0.045" thickness. These Type 27 wheels are made of aluminum oxide abrasive material and have a grit of 60, suitable for general purpose use. With a maximum RPM of 10,200, these wheels are ideal for CNC and metalworking applications, featuring a 7/8" arbor hole size and a United States origin.