Professional Durability: Heat treated carbon steel construction delivers wear resistance and rust protections, making it ideal for long term use in humid or demanding plumbing environment Efficient Threading: This carbon steel pipes threader smooth operate with reduced jamming, providing professional plumbers and DIYers with reliability for frequent pipe installation and repair tasks Portable Design: With its space saving size, this lightweight threading set ensures easy storage and transportation for on site jobs in tight workspaces Double Size Compatibility: Designed for 1 / 2in, 3 / 4in pipe, this threading tool eliminates the need for multiple tools, increasing efficiency in mixed pipe residential and commercial applications Cut Thread: Features accurately machined internal threading dies that uniform, secure connection to enhances pipe joint durability and prolong plumbing systems use, Manufacturer: PXZH