Feature Gear Modulus scope:1-50 Max diameter:4000mm Min diameter: 50mm Precision class :5-12 level Detailed product information1.Material: iron steel stainless steel alloy steel and brass etc2.Processing :forged ,casting , heattreatment,or quenching and temperingcarburization and hobing etc3.Quality: finest material and process.4.Specification:corrossion resistance , high temperature resistance , ...