DeWalt 1/2" Hammer Drill DWD520KChuck Size 1 2 in No. of Speed Settings 2 Drilling Capacity in Concrete 7 16 in Drilling Capacity in Wood 1 1 2 in Max. Speed 1,200 RPM; 3,500 RPM Blows per Minute 0 to 56,000 Current 10 A Chuck Style Keyed Drilling Capacity in Steel 1 2 in Handle Type Pistol Grip Housing Material Metal Includes360 Locking Side Handle; Chuck Key with Holder; Kit Box; Steel Depth Rod