Bosch - DIY Hammer Drill - ADVANCEDIMPACT 900 230vEffortless drilling with improved impact mechanisms and the drill assistantMost powerful and robust tool in the range for demanding applicationsKickback control for increased user protection. Screwdriving/drilling/impact drilling function switch for material-specific workThe best results due to Bosch constant Electronic: the speed is automatically kept constant, even under loadMaximum drilling diameter in concrete first gear or second gear is 0 or 18 mm. Maximum drilling diameter in steel first gear or second gear is 13 or 8 mm. Maximum drilling diameter in wood first gear or second gear is 40 or 25 mmEan: 3165140840910 / 603174000EU Power Plug