Dewalt dch253 sds plus rotary hammers 18v dewalt dch253n xj this 18v rotary hammer from dewalt is ideal for drilling anchors and fixing holes into concrete brick and masonry from 4mm to 24mm the hammer drill has a rotation stop mode for light chiselling in plaster tiles and render plus an impact stop mode for rotary only drilling in wood and metal it uses 40ah 18v lithium ion batteries to deliver high performance long life and maximum runtime the dch253 features best in class vibrat