Dual speed ranges (0-650/0-2000) rpm for increased user flexibility providing a wide range of applications Compact front to back length (4.0") allowing users to fit into hard to reach spaces Multi-grip trigger provides comfort and convenience, allowing the user to get into tighter spaces while still having access to the trigger 3/8" ratcheting chuck with deep hex pocket allows 2" (50 mm) hex bit to be fully inserted for getting into tight spaces.