AC Air Conditioner Copper Pipe Tube Expander Swaging Tool Kit Drill Bit Flaring Description: Easy to Operate: This copper tube expander is designed to connect directly to the drill port, allowing you to swage the tube with high speed and efficiency. It is made of high-strength alloy for durability and reliability. Avoid Pipeline Explosions: This copper tube expander can keep pressure within a safe range by creating a tight seal inside the pipe. It can also avoid leaks and other accidents that may cause damage or injury. Efficient and Fast: This copper tube expander can expand tubes in seconds, saving you more time and repair costs compared to manual models. It also reduces maintenance costs by making it easy to remove and replace tubes with its convenient design. Expand Tubes with Ease: With 5 new sizes available, you can use this copper tube expander to work on 1/4"(6mm), 3/8"(9mm), 1/2"(12mm), 5/8"(16mm) and 3/4"(19mm) tubes. Just attach it to your hand drill with a recommended power over 550W and you're ready to go. Multiple Uses: This copper tube expander can be used as a manual expander or as an insertion aid (Phillips screwdriver, etc.) to expand tubes of different sizes and shapes. Please use it carefully and follow the instructions. This copper tube expander is a handy tool for expanding tubes. It can connect directly to the drill port, making it easy to use and operate. It helps you keep the pressure within the safe range. This copper tube expander is durable, efficient and convenient for your plumbing needs. Specification: Name: Copper pipe expander swaging tool Material: steel Colour: Black Sizes: 1/4" (6mm), 3/8" (9mm), 1/2" (12mm), 5/8" (16mm) 3/4" (19mm) Package List: 1pcs Swaging Tool Drill Bit  Notes: Due to the lighting effects and camera angles, the color of the item and that shown in the picture might have a nuance. Due to manual measurement, there might be a tolerance in the product size.