6-1/2-inch blade allows cutting of 2-inch lumber at a 45-degree bevel * Operates at 3,700 RPM, powering blade cutting tip at 9,950 feet per minute * Cordless for convenience and ease of use. Spindle lock allows for single wrench bit changes * Batteries and charger sold separately * 6-1/2-inch circular saw provides more efficient cutting and greater cutting capacity