Under normal circumstance, rotary hammer is used to drill or groove and scabbling on concrete, rock, brick wall and other similar materials. Combination of hammer and drill makes it multi-purpose. Electronic variable speed ensure precise positioning during operation Optimized transmission mechanism design ensures excellent performance. High quality gear box ensures durable service and excellent performance Long lasting, Value for money, Good quality, Brand new Rated Power Input: 720 Watt Voltage: 220 - 240 V Frequency: 50 - 60 Hz Max. Drilling Capacity: 26 mm No-load Speed: 0-1200 r/min Rated Impacting Frequency: 0-4000 r/min Net Weight: 3.2 kg