Ryobi One P505 18V Lithium Ion Cordless 5 1/2" 4,700 RPM Circular Saw (Battery Not Included, Power Tool Only), Green - Amazon.com
18V ONE+ HP Brushless 7-1/4" Circular Saw - RYOBI Tools
RYOBI 15 Amp Corded 7-1/4 in. Circular Saw with EXACTLINE Laser Alignment System, 24T Carbide Tipped Blade, Edge Guide and Bag CSB144LZK - The Home Depot
RYOBI 13 Amp Corded 7-1/4 in. Circular Saw CSB125 - The Home Depot