Using the Festool HK 55 and HKC 55 Circular Saws by Ernie Conover • Aug 31, 2016 Print Print We take a closer look at the Festool HK 55 and cordless HKC 55 Circular Saws. This is not a test or formal tool review, but we do show you the best features of both saws and how well they work on a real job site.