5x Tube Expander Swaging Tool Air Conditioner Copper Pipe Drill Bit Flaring Set Air Conditioner Swaging Drill Bit Tube Expander Tools Kit Feature: Swaging Tool - A Air Conditioner Swaging Drill Bit Tube Expander Tools Kit of the swaging process with this tool making its way into the HVAC systems. Materail - Swaging spin tool made of high carbon steel material, durable and not easy to break, wear-resistant to use. 5 Different Sizes - 5 Swaging tool drill bits which have the common HVAC pipe diameters: 3/4inch(19mm), 5/8inch(15.9mm), 1/2inch(12.7mm), 3/8inch(9.5mm), 1/4inch(6.3mm); Overall Length: 62/61/57/53/49mm. Function - When air conditioning is installed, expand the copper tube, make two copper tube mutual link. Suitable for hard and soft copper standardized, easy to braze swaging set. (To be installed on hand electric drill.) Easy to Install - Swaging tool drill bits need to be installed on hand electric drill. Perfect for installers, no matter if you are just learning or have been doing it. Air Conditioner Swaging Drill Bit Tube Expander Tools Kit Specification: Air Conditioner Swaging Drill Bit Tube Expander Tools Kit MaterialHigh Carbon Steel Air Conditioner Swaging Drill Bit Tube Expander Tools Kit Size3/4inch(19mm), 5/8inch(15.9mm), 1/2inch(12.7mm), 3/8inch(9.5mm), 1/4inch(6.3mm) Air Conditioner Swaging Drill Bit Tube Expander Tools Kit Overall Length62/61/57/53/49mm Air Conditioner Swaging Drill Bit Tube Expander Tools Kit ColorBlack Air Conditioner Swaging Drill Bit Tube Expander Tools Kit Quantity5PCS Package Included 5pcs Air Conditioner Swaging Drill Bit Tube Expander Tools Kit