Ideal for drilling anchor & fixing holes into concrete & masonry from 4 to 22 mm in diameter. Rotation-stop for light chiselling applications in brick, soft masonry & occasionally concrete. Impact-stop for drilling in wood, steel, ceramic & screwdriving applications. Large hammer mechanism delivers high performance with low stress to the critical components resulting in better durability. Mechanical clutch eliminates sudden high-torque reaction should the bit jam. Electronic variable speed for total control in any application. Rounded ergonomic industrial design allows easy & comfortable handling in any application. enhanced sealing for maximum protection from dust ingress ensuring long tool life. Output air slots designed to protect users‘ eye.