The DeWalt DC390 is a 18V cordless circular saw (and is the tool only). The saw uses 6-1/2 inch carbide tipped blade for 2x cutting capacity at 90 and 45 degrees. It has high strength magnesium shoe and upper guard provides increased durability. 0-50 degree bevel capacity provides additional capacity for a multitude of applications. It features fan-cooled motor with replaceable brushes for maximum power and durability.