Palm-grip with broken aluminum secure portion and angular cord exit. A accessible line mandril take hold on the motor was for well-heeled, one-wrench bit changes, but a shaft wrench is also enclosed for those who prefer to use two wrenches to change bits. Quick-clamp system motor to be easily adjusted or moved. accessible line mandril on motor. smooth and on the button depth adjustment system both macro and small adjustment. Enhanced bit, secure portion accepts bits up to 1-15/16 - inch in diameter. Response. Softstart start up torque. Motor, No.PR001 secure portion, 1/4-inch self-releasing collet, drop-forged wrenches, 5.7 amp, 1 horsepower, 1/4-inch collet capacity ; 35,000 RPM, 1-9/16 - inch portion, 1-3/16 - inch plunge depth. 7.5-inch. 3.2-pounds tool.