Cutting wide: 1.8-3.2mm Hole dimater: 20, ... : 20,30,40,60,80,100,120 20" TCT Circular Saw Blades for Wood The specification: Diameter: 110mm-500mm(4"- ... *27*31/200PCS. G. W: 18kgs, N. W: 17KGS Cutting wide: 1.8-3.2mm Hole dimater: 20, 20/25 ... 120TALLOY WOOD SAW BLADE ALLOY SLAB SAW BLADEALLOY nonferrous metals ALLOY NICKING SAW BLADE tungsten steel blade,tungsten circular saw blade for cutting steel bar