6Pcs Tube Expanders Air Conditioner Copper Tube Expander Swaging Tool Drill Bit Flaring Tool

Features:
6 piece set, with the most common HVAC pipe diameter: 1/4inch, 3/8inch, 1/2inch, 5/8inch, 3/4inch, 7/8inch.
Made of high-quality metal materials, durable to use.
Preserve the ductility of copper/aluminum during die forging to avoid cracks and leakage.
Suitable for hard and soft copper standardized, easy to braze swaging set.
The forging stopper will provide a large swaging depth to achieve a perfect fit.
When installing the air conditioner, expand the copper pipe to connect the two copper pipes with each other. (It needs to be installed on a hand drill).
Sufficient quantity, complete