We have Makita HR4002 1-9/16-Inch SDS-MAX Rotary Hammer with Product Detail Built-in torque limiting clutch disengages if bit jams Powerful 10 AMP motor delivers for the most demanding applications One-touch sliding chuck for quick & easy bit changes Dual mode operation Rotation with hammering and Hammering only make this tool Soft grip helps reduce the level of vibration felt by the end-user . The "Makita HR4002 1-9/16-Inch SDS-MAX Rotary Hammer" is best product for you. We recommended Makita HR4002 1-9/16-Inch SDS-MAX Rotary Hammer