All kinds of the teeth types,cutting different material,Dia meter: 100mm - 600mm,cutting blades,saw,wood saw Outstanding quality and comtinuously cre-ative R& D ... teeth, Conical shaped teeth.Material of the work piece: Wood,Aluminium ,iron and so on.Dia meter: 100mm - 600mmcutting blades,saw,wood saw cutting blades,saw,wood saw