The DeWalt DCS391M2 18V XR Li-Ion Circular Saw has a powerful and highly efficient PM58 fan cooled motor with replaceable brushes and delivers up to 3700 rotations a minute for fast work progress. There is an ergonomically designed handle with a rubber over-mould to optimise user comfort and workability. The tool is designed to be extremely durable, with a cast magnesium base for repetitive and accurate cuts. There is an in intelligent variable speed trigger as well as a keyless bevel and electronic motor brake for additional safety. The ultra thin kerf 165mm/24 tooth/carbide tipped blade means efficient run time as well as a fast and smooth cut finish, with a maximum cut depth of 55mm. This product comes complete with 1 x 165 mm carbide blade, hex Key, dust port, multi-voltage charger, 2 x 4.0Ah XR Li-Ion battery packs with state of charge indicator and heavy duty kit box. Battery chemistry - XR Li-Ion Voltage - 18V Battery Capacity - 4.0Ah Blade Diameter - 165 x 20mm Power Output - 460Watt Max. Depth of Cut at 90º - 55mm Max. Depth of Cut at 45º - 42.1mm Weight - 3.8kg Length - 360mm Height - 240mm No Load Speed - 3700rpm Bevel Capacity   50°