Cooling water pipe, also known as the cooling pipe, universal tubing, nozzles. Materials can be divided into metal cooling pipes and plastic cooling pipe. Metal cooling pipe surface, chrome plated, not rust oxidation, Tap-type round mouth and mouth flat; plastic cooling pipe is made of nylon 66, the color blue, can be customized gray, orange, black, white; water lips round mouth, flat mouth and large-caliber round lips. These two types of cooling pipes are used in machine tool hydraulic machinery, CNC machine tools for the oil, water cooling system is equipped with the product by hand assembly can be adjusted to the length direction, the size of the nozzle diameter circle flat care for, customers can also requirements accompanied switch.