2200W Corded Hammer Drill -- It is high quality copper core motor. It is resistant to high temperatures, and the precision cylinder of this electric drill provides the best performance. Please contact us if you have any problems, we will reply you as soon as possible and help you solve all the problems of the product. 2 Functions in 1 - Hammer Drill -- This multifunctional electric drill can quickly switch from electric hammer to electric pickaxe and features four drill heads to meet your different needs. Three-dimensional cooling system Electric-- The electric drill is equipped with a three-dimensional cooling system and a separate protective cover, which can ensure good ventilation and stable performance of the motor, and prevent debris from entering the motor. Comfortable design-- The electric drill that is equipped with an additional handle that can be rotated 360 degrees, making it easier to use from different angles. The external carbon brushes are designed in such a way that their state of use can be checked at any time. built-in vibration damper can effectively reduce vibration, to reduce your fatigue. Wide application--It is a powerful tool to meet all your construction needs. It can easily and accurately perform the arduous tasks of masonry demolition, plaster demolition, tile demolition and old grout excavation. Most suitable for projects working on concrete, metal, brick, stone and masonry etc.