dfyk

Water tank ball float valve Ball float valve for water tanks High quality and aftersale service Favourable price water tank ball float valvefloat ball level controllerwater tankDFYK Float level controller is applicable to all kinds of water tank, water tower of liquid level control, and is especially suitable for containing solid or semisolid floats in the liquid and adhesive sewage water level ...

... categories of hard-toothed surface taper cylindrical gear reducer, 6, DFYK into four categories of hard-toothed surface taper spur gear ...