- Durable Construction: Crafted from high-quality zinc iron alloy, this tool is built to withstand heavy use while ensuring long-lasting performance. - Ergonomic Shuttle Joint Design: The handle features a rough surface and shuttle joint design that maximizes grip, reduces fatigue, and prevents slipping. This makes it an essential tool for efficient air conditioning maintenance and repair. - Versatile Pipe Expansion: Capable of expanding copper pipes with diameters ranging from 4 mm to 22 mm, this tool is engineered to deliver stable operation without handle swing, ensuring precise results every time. - Compact Double-Ended Design: With a reduced size, this tool easily fits in your pocket, making it convenient for on-the-go use. Its design enhances comfort and flexibility, allowing for efficient one-handed operation even in tight spaces. Use Scenarios: 1. Air Conditioning Repairs: Ideal for HVAC technicians, this tool effectively expands copper pipes during installation and repairs, ensuring a secure fit. 2. Plumbing Tasks: Perfect for plumbers needing to work in confined areas, the compact design allows for easy manipulation and access to difficult spots. 3. General Maintenance: Homeowners can keep this handy tool for various DIY projects, making it a reliable companion for minor repairs and installations. This tool combines practicality with performance, making it a must-have for professionals and DIY enthusiasts alike.