6PCS HVAC Swaging Tool, HVAC Repairing Set Air Conditioner Copper Tube Expander Drill Bit Soft Copper tubing Tool bit with 1/4''， 3/8''，1/2''， 5/8''，3/4''，7/8'' Bits (6 Pcs) - Buulea, Tube Expander Hvac-1011

• 【High Quality Material】: The copper tube swaging tool is made of ball bearing steel, high hardness, not easy to break, wear-resistant and durable, as well as high elastic limit, it is a good helper for your work and life. 【Working Principle】: When connecting the copper pipes of the air conditioner, the rotation of the drill bit expands the soft copper pipes so that the two connected copper pipes do not leak. When the copper expander tool hvac is used in combination with an electric drill or impact drill, it works more efficiently than a round head reaming tool. 【6 Pipe Sizes】: 6 different sizes of HVAC repairing set to meet your needs, including 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and hexagonal handles. Our pipe flaring tool is a must-have accessory for repairing air conditioners. 【Easy to Use】: When installing an air conditioner, simply unroll the copper pipe and connect the two copper pipes to each other. Perfect for HVAC installers to perform air conditioning copper pipe reaming operations without the need for complicated learning. 【Easy to Carry and Store】: Compared to other swaging tool, our air conditioner copper pipe expander does not take up much volume and can be carried around or placed in a tool box.