Powerful D-grip 22 V cordless rotary hammer with superior concrete drilling and chipping performance. Extremely powerful rotary hammer, designed for serial anchor hole drilling in concrete. Full compatibility with all Hilti 22 V batteries. Active vibration reduction (AVR) makes the tool less tiring to use helping to increase daily productivity. Virtually dustless drilling when used with the DRS-6-A dust removal system. Quick-change TE-C Click chuck for versatility and ease of use.