400 RPM; 0.7 HP motor; Low weight composite housing reduces weight; Patented one-click reverse button provides instant change of direction; Patented “silencing technology” reduces the noise level to (83 dBA); Patented grip has been ergonomically designed to perfectly fit the hand-providing unmatched comfort for the user; Forward position handle allows more drilling control to start hole and more control to maintain the drilled hole axis and allows operator to apply increased force; Fitted with keyed chuck