5 IN 1 DESIGN: The package includes 2 pieces of HVAC repair swage tube expander tool. There are five sizes available on the drill bit: 1/4in (6MM), 3/8in (10MM), 1/2in (12MM), 5/8in (16MM) and 3/4in (19MM). You do not need to change different drills.
HIGH QUALITY: These swaging drill bits are made of high-quality chrome vanadium steel, harder and more durable. It is not easy to break and deform and can work for a long time.
PRACTICAL AND EFFICIENT: The copper pipe expander supports the function of tube expansion and flaring. It is suitable for air conditioning repairs.
EASY TO USE: The copper flaring tool with a 1/4 inch handle can be easily installed on electric drills and expand copper pipes. It is lightweight and easy to carry. Note: Please do not touch directly to avoid burns because the heat will be generated when expanding the pipe.
WIDE APPLICATION: The HVAC repair set is suitable for most copper pipes, such as air conditioning repair, refrigerator repair, copper pipe repair, and others.