• DETAILED PRODUCT SPECIFICATIONS Not suitable for drilling of materials containing ferrous concrete such as columns and beams. It is suitable for drilling of wall materials such as aerated concrete and brick. It has right-left speed feature. It has a trigger lock. It has impact and non-impact drilling feature. Continuous Current Input 680W Capacity Wood 30mm, Steel 13mm, Concrete 16mm Idle Speed 0-2,800rpm Net Weight 2.0kg Current 3.1Ah Chuck 1/2 "-20Tooth Package Content: Depth Support Side Handle