-Ergonomic anti-slip handle delivers comfort and control -Infinitely variable speed, control the power as you like -The detachable auxiliary handle can rotate 360 degrees – Easy to switch between forward / reverse mode and safe locking mode -1.5-13mm anti shake 6D fine steel drill chuck for quick and simple bit replacement – High strength motor, longer service life, high impact force and high wear-resistant precision -Can easily solve a variety of household decoration problems,wall drilling, home installation,disassembly,etc -Depth auxiliary ruler -Reserved drilling depth, avoid drilling too deep or through the wall -One key switch between flat drill function and impact function -When you need to use the drill function, you only need to switch with one key, no need to replace the drill, saving time and effort -Specification,Voltage: 220V -Rated Frequency: 50Hz -Maximum Drill Diameter: 16mm -Drill Bit Clamping Range: 1.5-13mm Package Weight: 2551g Package Dimensions: 30cm x 8cm x 29cm Package Includes: 1 x Electric Impact Drill 1 x Manual 8 x Sleeve Sockets 1 x Key 6 x Twist Drill Bits 4 x Grinding Heads