K-Tool 87124 Heavy Duty Industrial Quality 1/2" HP 1/4" Straight Die Grinder

Durable composite housing Rear exhaust system Collet Size: 3-6mm (1/8"-1/4"), Free Speed: 22,000 rpm's, Air Inlet: 1/4", Suggested Air Pressure: 90psi, Average Air Consumption: 12cfm Low vibration facilitates improved working conditions, safety trigger Covered by a 1-Year Repairable Warranty