Automatic head rotation for uniform expansion The advanced automatic head rotation delivers consistent expansion results every time you use it, reducing variation and the need for rework. Carbon steel construction Made from robust carbon steel, this expander head is designed to withstand wear and tear, delivering longlasting performance in demanding tube expansion tasks. Compatible replacement Specifically designed to 100 or 300 tube expanders, offering a reliable option for both professionals and DIY enthusiasts. Variety of sizes Choose from 11 different models to meet your specific requirements; you have the right fit for any project. Use scenarios HVAC service and installation: perform precise expansion of tubing in refrigeration lines and heat exchangers, ensuring secure, leak joins. Plumbing and piping projects: expand tubes accurately for reliable connections in service and distribution lines. Industrial fabrication and maintenance: assemble or refurbish equipment such as heat exchangers and condensers that require precise tube expansion.