Circular saw blade for copper: -including:body, carbide tips. -material:65Mn. -process:hear treatment,leveling,grinding teeth 1.Product informationT.C.T Circular saw blade for copper:Including:body, carbide tips.Material:65Mn.Process:hear treatment,leveling,grinding teeth etc.Surface treatment:polishing.Advantage:independant R&D grinding machine for grinding teeth. As following is usual type in ...