Cutting wide: 1.8-3.2mm Hole dimater: 20, 20/25.4/30mm Teeth number: 20,30, ... ,120 20" TCT Circular Saw Blades for Wood The specification: Diameter: 110mm-500mm(4"-20") Body thickness: 1.5-3.0mm ... Hole dimater: 20, 20/25.4, 25.4/30mm Tooth number: 20T, 30T, 40T, 60T, 80T, 100T, 120T Outer DiameterBody ThicknesskerfHole Diameter ...