... : 20,30,40,60,80,100,120 20" TCT Circular Saw Blades for Wood The specification: Diameter: 110mm-500mm(4"-20 ... 60T 80T 100T 120TALLOY WOOD SAW BLADE ALLOY SLAB SAW BLADEALLOY nonferrous metals ALLOY NICKING SAW BLADE Woodworking Solid Tungsten Carbide Tipped Band Saw Blade