Hydraulic Air Conditioning Copper Pipe Expander 10mm-42mm Refrigeration Tools. TVHE-42B hydraulic pipe expander air conditioning copper pipe expander. Suitable for expanding pipe diameter:? 10mm-? 42mm. Product accessories: VTC-32 cutting knife (4-32mm), VTT-5 trimming knife. Tube extension mould: 3/8′, 1/2′, 5/8′, 3/4′, 7/8′, 1′, 1-1/8′, 1-1/4′, 1-3/8′, 1-1/2′, 1-5/8. Weight: about 5.18kg. Suitable for soft round copper pipes. Save one channel and reduce installation material costs. Reducing one weld and correspondingly reducing the use of consumables such as electrodes, oxygen, acetylene, etc. Reduce the possibility of leakage at one of the brass joints. Manual hydraulic expander is ergonomic and easy to expand? 10mm-? 42mm pipes. Six Simple Operating Steps. Please anneal the tube before operation. Rotate the head to the tube expander. Put the end of the tube on the head. Turn the pressure reducing valve knob in the direction of’ON’ and tighten it, then press the handle repeatedly until the tube is fully expanded. Loosen the pressure relief valve knob to the’OFF’ position to remove the bulging tube. Thank you for your support. We are not responsible for undeliverable address. Dear friend, your happy is very important to me! . We stand behind every product we sell. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant shopping experience in here. We will be happy to assist you. We would try our best to serve you with any question / problem.