All models have air passage to continually cool the gearbox; gears last longer! Pinion piloted on the rotor to reduce run-out. Needle bearing assures proper shaft alignment.
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.
Governor-controlled motor maintains speed under load. Includes both 1/4" & 6mm collet inserts.