We have Makita BHR261 36-Volt LXT 1-Inch Lithium-Ion Cordless SDS-PLUS Rotary Hammer Kit with Product Detail Makita-built variable speed motor delivers 0-1,200 RPM and 0-4,800 BPM for 2X faster drilling Ergonomically designed vibration absorbing handle and a large 2-finger trigger for reduced operator fatigue 3-Mode operation for rotation only, hammering with rotation, or hammering only One-Touch sliding chuck for easy bit changes Chisel rotates 360° with 40 different positions . The "Makita BHR261 36-Volt LXT 1-Inch Lithium-Ion Cordless SDS-PLUS Rotary Hammer Kit" is best product for you. We recommended Makita BHR261 36-Volt LXT 1-Inch Lithium-Ion Cordless SDS-PLUS Rotary Hammer Kit