Ryobi P221 18-Volt ONE+ SDS-Plus Rotary Hammer Drill (Tool-Only) 2-mode selector for rotational only and rotary hammer applications 1/2 in. chuck allows for quick, secure tool-free bit changes Variable speeds cut through a variety of materials and 18-volt motor delivers up to 1250 RPM Uses SDS-Plus bits and Overmold grip for added comfort ONE+ Battery and charger sold separately; uses batteries P100, P101, P103, P104, P106