RIDGID 18V SubCompact Brushless Cordless 6-1/2 in. Circular Saw with (2) 2.0 Ah Compact Lithium-Ion Batteries R8656B-AC8400802P - The Home Depot
RIDGID R8657KN 18V Brushless Cordless 7-1/4 in. Circular Saw Kit with 4.0 Ah MAX Output Battery and Charger | Bigbigmart.com
Ridgid R855 24V 6 1/2" Lithium Ion Cordless Circular Saw
Ridgid R8653 Gen5X Brushless 18V Lithium Ion Cordless 7 1/4 Inch 3,800 RPM Circular Saw with Bevel and Depth Adjustment (Batteries Not Included, Power Tool Only) - Amazon.com
RIDGID 18V OCTANE Brushless Cordless 7-1/4 in. Circular Saw (Tool Only) R8654B - The Home Depot