Milwaukee M18 6 1/2" Cicular Saw Kit 

The M18 FUEL 6-1/2” Circular Saw Kit features the fastest saw in its class, offering up to 30% faster cutting, 2X more runtime and 3X longer tool life than competitive saws. The POWERSTATE Brushless Motor outpowers all other 18-Volt cordless circular saws and allows you to perform jobs that previously required a corded tool.