Engineered with a fully-adjustable handle system. Each is designed with a built-in circuit breaker and fuse system to protect the motor. Its rugged cast aluminum base and switch housing and non-marking bumper help to protect the machine as well as your facility. Each comes with 4-5" non-marking caster wheels for easy transport around the work site. The BDP51/2000C is equipped with a dust control system. Foot latch easily releases the handle to a floating position, to simplify operation. Dual levers and safety interlock for left or right-handed operations.