18V XRP Cordless 6-1/2 in. Circular Saw - DC390B. (2) 18V XRP 2.4 Ah Ni-Cd Battery - DC9096. Items May Ship Separately. 3,700 RPM for fast rip cuts and cross cuts. 6-1/2 in. carbide tipped blade for twice the cutting capacity at 90 degrees and 45 degrees. 0 - 50 degree bevel capacity provides additional capacity for a multitude of applications. High strength magnesium shoe and upper guard provides increased durability. Fan cooled motor with replaceable brushes for maximum power and durability. X