1/2-inch size: outer hole wire diameter 31.5 mm, inner hole wire diameter 20 mm, total length 61.5 mm, handle distance/interface 6.35 mm 3/4-inch size: outer hole wire diameter 34 mm, inner hole wire diameter 25 mm, total length 61.5 mm, handle distance/interface 6.35 mm Hexagonal handle connecting rod size: total length 74 mm, handle distance/interface 6.35 mm 4-inch pipe is 1/2 inch (nominal diameter DN15) 6-inch pipe is 3/4 inch (nominal diameter DN20) 【Internal and External Pipe Threading Tool】This pipe thread cutting tool is designed to handle a variety of plumbing tasks.Whether you are a professional plumber or a DIY enthusiast, it ensures clean, precise threads on PVC pipes of various sizes, simplifying the installation of accessories 【Dual Function Threading】One tool can complete internal and external threads without multiple dies or joints.Perfect for fast and precise pipe preparation 【Easy to Use】This water pipe threading tool simplifies threading operations with one-button start, 24V hand drill compatibility and smooth performance.Integrated internal intuitive functions make it easy for even beginners to complete precise threading without any experience 【Quick Change Removable Design】Change components in seconds without any tools.This modular design allows you to adapt to different pipe sizes or threading tasks at any time, whether it is adjusting the die for male/female threads or switching between DN15/DN20.Minimize downtime in complex jobs: easily disassemble, reconfigure and resume work - improve productivity for professional plumbers and DIY enthusiasts 【Multi-Material Pipe Compatibility】Seamlessly compatible with PPR, PVC, and MPP pipes—no need to change tools for different materials. Designed to create precise, even threads on hard or flexible plastics, it eliminates uncertainty: just connect, thread, and get a leak-free connection. This is a must-have tool for plumbers working on commercial jobs or DIY enthusiasts working on home projects—versatile performance keeps your tool kit lean and reliable