22, 000 rpm Free Speed ~ Requires only 4.5 CFM
Both a 1/4-Inch and 1/8-Inch Collets Included
Easily Mount 3-Inch Cut Off Wheels with Included Wheel Mandrel and Guard
Five Large and Five Small Grinding Stones Mounted on 1/4-Inch (6mm) and 1/8-Inch (3mm) Mandrels
Air Quick Connector 'M' Style (Milton) and Two Hand Wrenches Included