6-Piece Copper Pipe Drill Expanding Tool Set - Hex Handle Swaging Bits for Air Conditioning Installation & HVAC Repair | Durable AC Refrigerant Line Tools for Professional Technicians & DIY Home Improvement

Description: Material: Stainless steel Height: about 45mm / 1.77in; 50mm / 1.97in; 55mm / 2.16in Size: 7/8 (22.2mm) 3/4 (19mm) 5/8 (15.9mm) 1/2 (12.7mm) 3/8 (9.5mm) 1/4 (6.3mm) Colour: Black Quantity: 6pc/set Package content: 1 set x Forging Tool Bit Set (6pc Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement

【Material】: It Made of stainless steel,rugged and easy to use,it has a long service life, you do not need to change it often.Your good assistant for work and life.

【for Pipe Expanding Electric Tools】: The flares will always have the same size and will fit perfectly; The swages present a perfect depth and a tight fitting, that will make the brazing easier, reducing the fatigue stress over the coupling area.

【Precise tube expander】: Convenient tube expansion and accurate tube expansion effect. The flaring/cock maintains the ductility of the barrel, thus ensuring a better coupling overall; this process also prevents the tube from breaking.

【Multi Size】: Two models: triangular handle and hexagonal handle，6 different sizes ：7/8", 3/4", 5/8", 1/2", 3/8", 1/4", meet your diverse needs.

【Easy to install】: After installing the expander, unfold the copper pipe to connect the two copper pipes to each other. (It must be installed on a hand drill.)