The Bosch GBH 4-32 DFR 4KG SDS Plus Hammer is the fastest multi-hammer in the 4kg class. Offers a wide range of applications in chiselling and drilling work and when working with a core cutter. Drills up to 30% faster (25mm diameter) than other tools in its class. Low vibration levels of only 10 m/s for less tiring work due to Bosch Vibration Control. Extremely robust due to the aluminium gear housing. Offers fast changing between SDS-plus and keyless chuck for drilling in wood and metal. It has a compact design for perfect handling. Supplied with 1 x Auxiliary Handle, 1 x 310mm Depth Stop, 1 x 13mm Keyless Chuck, 1 x SDS Plus Quick-Change Chuck and 1 x Carrying Case. Specification Input Power 900 Watt. No Load Speed 0-800/min. Impact Rate 0-3,600/bpm. Impact Energy 4.2 Joules. Drilling Capacity Concrete (Hammer Drill Bits) 6-32mm, Masonry (Core Cutters) 90mm, Steel 13mm, Wood 32mm. Optimum Range Concrete (Hammer Drill Bits) 14-25mm. Weight 4.7kg. Noise/Vibration Information Measured values determined according to EN 60745. Total vibration values (vector sum of three directions). Chiselling Vibration Emission Value ah 9.0 m/s. Uncertainty K 1.5 m/s. Hammer Drilling in Concrete Vibration Emission Value ah 10.0 m/s. Uncertainty K 1.5 m/s. Bosch GBH 4-32 DFR 4KG SDS Plus Hammer 900 Watt 110 Volt Version