Bosch GBH 8-45 D SDS Max Rotary Demolition Hammer Drill 1500 W Bosch Blue LinePowerful 1,500 watt and highest sturdiness! Top performance when drilling and chiselling thanks to 1500 watt motor and 12. 5 joules of single impact energy Exceptional durability thanks to robust components Automatic switch lock for the best convenience in continuous chiselling applications The GBH 8 45 D Professional is an all round performer in the SDS max corded rotary hammer category due to its universal capabilities. Its perfect power to weight