The DCK 250W Corded Drill Driver features a 250W high-power motor that can achieve sustainable and stable output with a maximum drilling diameter of 10mm on metal. 16+1 subdivided torque adjustment which can easily cope with various working conditions. Multi-speed step-less speed adjustment with precise control and more stable power transmission. One-key switch between forward and reverse, ensuring high efficiency. The self-locking switch design can easily cope with long-term continuous work.