The DDA460ZK is powered by two standard Makita 18v LXT Lithium-Ion power tool batteries for a total of 36v power from the brushless motor. This rugged and intelligent mechanical 2-speed machine has a chuck capacity of 213mm and is capable of drilling up to 13mm in steel; 118mm in Lo and 65mm in Hi mode when using a self-feed bit in wood or with a hole saw, 159mm in Lo and 105mm in Hi mode. The addition of Automatic Torque Drive Technology automatically adjusts the drilling speed according to the load conditions to achieve optimum drilling performance. The DDA460 features an electric brake and soft start function, along with a torque limiter which will cut the motor drive should the drill bit snag. Features & Benefits2 mechanical gearsATD automatically changes the drilling speedAuto power-off functionAutomatic Torque Drive TechnologyBrushless motorElectric brakeForward / reverse rotationFront handle can be installed in any position within 0°-112.5°LED job l