AVID POWER Circular Saw, 15 Amp Corded Circular Saw 7-1/4 Inch Electric Saw for Cutting Wood, Metal and Plastic, Solid Aluminum Base Plate - - Amazon.com
Circular Saw Blades: How to Change Them and Which Blade to Use
SKIL 4-3/8-in 40-Tooth Carbide Circular Saw Blade in the Circular Saw Blades department at Lowes.com