... /30mm Teeth number: 20,30,40,60,80,100,120 20" TCT Circular Saw Blades for Wood The specification: Diameter: 110mm-500mm ... 40T 60T 80T 100T 120TALLOY WOOD SAW BLADE ALLOY SLAB SAW BLADEALLOY nonferrous metals Tungsten carbide saw blade use for cutting stainless steel ...