5pcs Copper Expander Tube, Copper Tube Expander, Hexagonal Rod Air Conditioning, Copper Tail Expander Sets, Expansion Pipe Repair Kit 1/4" 5/8" 1/2" 3/8" 3/4"

Size: 6 different sizes: 1/4" (6.35 mm), 3/8" (9.5 mm), 1/2" (12.7 mm), 5/8" (15.9 mm), 3/4" (19 mm) can meet your various needs. • High-quality materials: The copper pipe cutter is made of high-speed steel, which is wear-resistant, difficult to break, and has a long service life. • Scientific design: The revolutionary friction-forming tube heating system expands the surface area between the bell opening and the valve. • Perfect tool: The copper pipe spreader has a perfect depth and a tight fit, easy expansion, and precise expansion results. • Easy to install: When the air conditioner is installed, expand the copper tube to create two mutually compatible copper tubes. (Installation requires a hand-held electric drill).