Diameter :110mm-500mm(4?18? Cutting wide:1.8-3.2mm Hole dimater :18-32mm Tooth number : 20T,30T,40T,60T,80T,100T,120T Advantage : 1. Carbide tipped cutting teeth, bright polished surface, shot blasted. 2 .Longer life than steel blades. 3 .Tooth shape: ATB, Square Top Tooth, TCG, etc. Other tooth shapes available. 4.For cutting wood, plastics and non-ferrous metal sheet . 5. According to the different demand of the market, these products can go to General type, Professional type and Industry type.