Beam Drilling Line, CNC Angle Line, H Beam Machine manufacturer / supplier in China, offering China Manufacturer for Single Spindle High Speed H Beam Drilling Machine for H, U, I, L, C Beams, Max Stroke 500mm Awt Series CNC Gantry Movable Plate Drilling and Milling Machine, Pressure Vessels, Boilers, High Precision, Drilling Much Holes, 5000*5000mm, High Drilling Precision High Speed Drill a Large Number of Holes Gantry Movable CNC Drilling and Milling Machine, Awt3030 Pressure Vessel Heat Exchange Plate and so on.