The Makita DRS780Z is a Twin 18v (36v) powered circular saw powered by a brushless maintenance-free motor, that offers optimum runtime and performance. Ideally suited for Trade Professionals the DRS780 offers all the accuracy, capacity and power of a corded machine with the freedom of cordless. Automatic Torque Drive Technology (ADT): automatically changes the cutting speed according to load conditions for optimum operation. Body Only / Naked machine, supplied without battery or charger. Features and Benefits: Brushless motor. Electric brake. Soft Start. Automatic Torque Drive Technology (ADT): automatically changes the cutting speed according to load conditions for an optimum operation. Magnesium base. Joist hook. High power similar to AC Tool. Rear handle design. Bare Tool -.