1).TCT saw blade blank 2).Versatile function, for steel, wood, etc 3).Straight vertical ... the bearing part of the carbide tips, TCT saw blade blank is very important for the cutting quality and life of ... also steel cores have some types, such as standard one, laser cut silent, Multi cutters blades, wipper slots cores, etc..DIA ... and the blades diamater and other factors. TCT saw blade blank