4-1/2" SJS™ High-Power Angle Grinder
SJS™ Mechanical Clutch System Helps Prevent Motor and Gear Damage
- Powerful 12.0 AMP motor delivers more output and 10,500 RPM for the most demanding applications.
- SJS™ technology is a mechanical clutch system that helps prevent motor and gear damage by allowing the drive shaft to slip if the wheel is forced to stop.
- Variable speed control dial enables user to match the speed to the application.
- Constant speed control automatically applies additional power to the motor to maintain speed under load.
- Soft start suppresses start-up reaction for smooth start-ups and longer gear life.
- Electronic current limiter helps protect the motor from overload.
- Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life.
- Spiral bevel gears for smoother rotations and a more efficient transfer of energy.
- Slide switch with lock-on setting for continuous use.