The Stanley FatMax® 300mm (12 in) Floorboard Saw has a bi-material handle for improved grip and comfort. The handle is screwed to the blade and ultrasonically welded. It has 45° and 90° reference points for quick cuts, and an ergonomically designed finger rest, useful for extra control when starting a cut. The teeth on the curved end of blade help start off a cut in floorboards. There are 13 teeth per inch, which are induction hardened for longer cutting life.Teeth 13 tpi.