Widely used in the maintenance of refrigerators, air conditioners, freezers and other refrigeration equipments Greatly improve the accuracy, save-time and for Manual copper tube expander can be use to expand copper pipe with diameter 6.5mm, 8mm, 9.5mm, 12.7mm, 16mm, 19mm (1 / 4 " 5 / 16 " 3 / 8 " 1 / 2 " 5 / 8 " 3 / 4 and light, spring design, make work more effort heavy duty stainless steel and copper materials, and sturdy, to use.swaging tool, Manufacturer: Bbajszx