DeWALT® Demolition Hammer, Corded Electric, 1-3/4 in Chuck, SDS MAX® Chuck, 1350 to 2705 bpm Blows per Minute, 13.3 J Impact Energy, 120 VAC, 15 A, 9.7 m/sq-s Vibration Level, D-Handle Handle, SHOCKS® Active Vibration Control, 21.4 in L Dimensions