CNC Lathe Machine, CNC Milling Machine, Manual Lathe Machine manufacturer / supplier in China, offering Factory Supply Automatic Multi-Function 40-300mm Portable Line Boring Machine and Welding Machine Sp50 2 in 1 Borer and Welding, Sp50 Automatic Portable Line Boring Machine and Bore Welding Boring Machines for Sale 40-300mm 2 in 1 Line Bore Welding Machine, Automatic Linear Boring Electric 40-300mm Portable 2 in 1 Line Boring and Welding Machine for Construction Works Sp50 Price and so on.