Aluminum pipe bending 1.good quality and price 2.various surface treatment ... , hole/bore-making, surface-grinding, mouth-broadening, mouth-shrinking, bending,sharpening,and shaping etc. Advantage:A. Top quality ,best price ... over 50 workers.C. Equipments: CNC machines, bending machine, Automatic spark machine, line cutting machine, shearing machine,etc.D. Surface treatment: Anodizing, powder coating ...