Features:
Easy to use, good performance and long life.
Made of high-quality materials, durable.
Rugged and easy to use, your good assistant for work and life.
A full range of forging tools makes it easier to expand HVAC pipes.
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.
Sufficient quantity, complete specifications, perfect to complete your work needs.
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).

Specifications:
Type: Tube Expander
Material: Bearing steel, blackened surface treatment
Color:Black
Shank Diameter: 1/4" (6.35mm)
Siz​e: 7/8 (22.2mm), 3/4 (19mm), 5/8 (15.9mm), 1/2 (12.7mm), 3/8 (9.5mm), 1/4 (6.3mm)

Package include:
1Set x Tube Expander