CNC Plate Drilling Machine, CNC Drilling and Milling Machine, CNC 3-D Drilling Machine manufacturer / supplier in China, offering Reliable Integrated CNC 3-Axis Horizontal Drilling Machine for H-Beam, U-Channel Around Pipe Square Pipe, dB12070, Height 700mm in Steel Structure, Automatic Integrated CNC Horizontal 3-Axis Single-Shaft Drilling Machine for H-Beam, U-Channel Tube Pipe, dB12070, Perfect Quality CNC 5-Axis Fiber Laser Cutting Machine for Tube Angle H-Beam, Model Sdyp-5012 Diameter 500mm and so on.