- DURABILITY: Featuring a solid steel motor, arbor housing, and a heavy duty, double-row ball bearing, this tool is built to have a long life.
- AUTOMATIC LUBRICATION: The 77H wire brush tool has a built-in mist lubricator that automatically oils the motor whenever the throttle is activated for smooth operation.
- LOCK-OUT LEVER: A unique system is incorporated in this tool that prevents accidental throttle operation by resetting the spring-loaded latch each time the lever is released.