Hammer Drill, 1/2-Inch Chuck, Variable-Speed, 7.8-Amp1 2", Variable Speed Reversing Dual Range Hammerdrill,7. 8A Motor Provides High Performance & Overload Protection, High Low Gear For High Speed Drilling, Or High Toque Applications, Dual Mode, Hammerdrill Drill For Wood, Steel Or Masonry Applications, Lightweight, 2 Finger, Rubber Trigger For Increased Comfort, 360 Degree Side Handle With Depth Rod Offers Greater Control, Versatility & Increased Depth Accuracy, Variable Speed Allows For Precise Hold