The bosch gsb192re professional impact drill is the fastest and most versatile tool in its class it is a powerful 2 speed impact drill for fast work progress and sturdy metal gear housing for a long tool life there is an antirotation mechanical overload clutch for a high level of work safety and a single sleeve keyless chuck with auto lock for quick accessory changes with one hand the rotating brush plate provides constant power in forward and reverse rotations and the new safety handle with