6 Pieces Multiple Sizes Copper Pipe Expander Drill Bit Set Leak-Proof Connection HVAC Swaging Tool Bit Set Portable HVAC Swaging Tool Bits Long-Lasting for Refrigeration Mechanics, Plumbers, Plumbing

Comprehensive Set: This 6-piece copper pipe expander drill bit set includes multiple sizes (7/8", 3/4", 5/8", 1/2", 3/8", 1/4") to handle a wide range of pipe diameters, making it a versatile addition to your toolkit.

Efficient Swaging: Designed to quickly and easily expand copper for brazing or soldering, this pipe working tool creates perfect swages in seconds, saving you significant time and effort on HVAC and plumbing jobs.

Long-Lasting Construction: Forged from high-carbon steel, these HVAC swaging tool bits are built for high-temperature work, offering exceptional hardness, wear resistance, and durability for long-lasting performance.

Universal Compatibility: Featuring a standard shank (available in Hex or Triangle options), this power tool accessory is designed to fit most hand power tools and electric power tools, ensuring seamless integration with your existing equipment.

Leak-Proof Connections: The precise swaging process ensures a deep and secure fit between, creating a strong, leak-proof connection that is more reliable than traditional coupling methods, ideal for refrigeration and plumbing systems.