premium saw blade made of SK-95 steel with friction-reducing FLUORINE BLACK (reduces the tendency to seizing and the adhesion of resin with improved corrosion resistance), coating and triple-ground teeth, is manufactured according to the Japanese quality process, the heat treatment and hardening ensure a Exceptional durability and long-lasting sharpness, using high frequency, the steel is first heated and then shock-cooled, resulting in a saw blade that is both extremely hard and tough, with a tool-free saw blade quick-change system