This right-angle grinder and sander has a free speed of 12,000 RPM and an average CFM at 15 seconds and CFM at a full load of 11.0. It has a rear exhaust, a minimum hose size of 1/4-inch, an overall length of 6 5/8 inches, and an air inlet of 1/4-inch. Its handle and housing are made of composite and its required pressure is 90 PSI. It has a horsepower of 0.4. The grinder includes a collet and collet wrench.