☆ is used for milling the end surface of aluminum profile to meet the matching of medium and frame materials High efficiency ☆ milling multiple profiles at one time ☆ five cutting tools, can be processed to strengthen the ☆ tool can be adjusted up and down to fit different shapes and sizes ☆ tool is adjustable and do not need not be customized when processing different profiles, thus reducing production preparation, cycle and cost A phase-sequence protector is installed in ☆ circuit system to improve the security of the system A gas-liquid damping device is used in the ☆ system, which is stable and reliable