Marteau combiné 710w with case. ideal for drilling holes for fixings or wall throughs in concrete or masonry from 4 to 22mm in diameter. rotation stop for small demolition on brick, soft building materials and occasionally concrete. impact stop for drilling wood, ceramic, steel and screwdriving applications. the large hammer mechanism offers high performance with reduced stress on major components. safety clutch eliminates sudden high torque shocks in the event the bit becomes stalled. max drilling capacity [concrete]: 22mm. max drilling capacity [core drill]: 50mm max. drilling capacity [metal]: 13mm. max drilling capacity [wood]: 30mm