Hitachi dh 28pc 3 mode sds43 single speed hammer drill with vibration dampening system and mechanical safety clutch single speed variable and reverse aluminium gearbox housing vibration dampening system soft grip handle replaceable carbon brushes mode rotary drilling hammer drilling and hammer only input power 720 watt no load speed 0 1050min impact rate 0 4000min impact energy 35 joules drilling capacity masonry28mm steel13mm wood32mm weight 43kg