Powered by De Walts high performance, long lasting 18V XR 4.0 Ah Lithium Ion battery technology, the DCS373M2 Circular Saw, with its 140mm Tungsten Carbide blade is easily capable of slicing through a wide range of material including metals & wood quickly & accurately. Operating at an impressive 3700rpm maximum speed, the DCS373M2 is a high power, finest top quality tool, ergonomically designed & extremely versatile thanks to its built in LED worklight & cordless use anywhere construction. Complete with two batteries, charger, blade & hex key, this circular saw is excellent value.