We have Makita HM1810 Breaker Hammer with AVT with Product Detail Counterbalance system reduces vibration to only 8 m/s 2 for unmatched comfort Powerful 15 AMP motor; efficient 1,100BPM to tackle the most demanding jobs. Lowest Noise Level in its class at only 107dB Accepts popular 1-1/8" hex hammer steel Automatic Brush Cut-Out system protects Commutator for Longer Tool Life. . The "Makita HM1810 Breaker Hammer with AVT" is best product for you. We recommended Makita HM1810 Breaker Hammer with AVT