RIDGID introduces the 15 Amp 7-1/4 in. Circular Saw. This RIDGID 7-1/4 in. Circular Saw is great for tough, heavy-use jobs. With free registration, this tool is covered for life. Free parts. Free service. For LIFE. Included with the 15 Amp 7-1/4 in. Heavy-Duty Circular Saw are a 24-Tooth carbide tipped blade, blade wrench, and operator's manual.