Super Joint System (SJS) technology helps prevent gear damage caused by accidental wheel binding

Variable speed control dial enables user to match the speed to the application

Powerful 12.0 AMP motor for increased output power in a more compact tool (5.2 lbs.)

Soft start feature for smooth start-ups

Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life

Electronic speed control maintains constant speed under load

Larger and improved carbon brush material for longer tool life

"Tool-less" wheel guard adjustment for easy clamping