The GBH 3000 profesional rotary hammer with SDS-plus has the top performance with low vibration. It has high drilling rate and 20% higher chiselling performance than other rotary hammers in its class,low vibration (only 13 m/s²) for more comfortable working due to Bosch Vibration Control. Quick-change chuck for fast changes between drilling with impact in concrete and drilling without impact in wood and metal. It has equal power in forward and reverse rotation