DeWALT® rotary hammer kit, corded, SDS Plus® chuck, 0 to 5,200 BPM, 3.5 J impact, 0 to 1,150 RPM no-load speed, 2-1/2 in max core bit compatibility, 1-1/8 in maximum solid bit capacity, 120 VAC, 8.5 A, Shocks™ active vibration control, 93 dB, 13.97 in OAL. DeWALT® D25333K SDS Plus Rotary Hammer Kit