... two mitre cutting saw for pvc window making machine LJZ2-450 two mitre cutting saw1. Main Features:1. Used for not ... rotation speed: 2840rpm.Max/min Cutting length450-3700mmSaw blade dimension: φ450× φ30Cutting angle: -45 ° 90 ° 45 °Cutting W x H120x200 ( mm ... two mitre cutting saw for pvc window making machine LJZ2-450