Dynabrade, Inc. 50000 .4 hp Right Angle Die Grinder 50000

* Tool has integrated collet with included 1/4"" Collet Insert (01485) * Kevlar phenolic vanes for longer life. Lightweight ergonomic design for greater comfort and control. * One-piece spindle keeps all rotating components on the same centerline for reduced run-out, which means lower vibration levels and increased gear life. Air passage to continually cool the gear-box! * Pinion piloted on rotor to reduce run-out and increase gear life. Needle bearing assures proper shaft alignment and increases gear life. * Dual wick lubrication system; saturated with gear oil for extended gear life; over 700 hours. This helps administer the right amount and keep the gear oil on the metal gears. Highest horsepower and torque levels of any similar competitive product.