Purpose and main benefit Internal thread opener specifically designed for water pipes. Makes creating or restoring internal threads in PVC plumbing fast and reliable, saving time on repairs and installations. Key features Compatible sizes: fits PVC pipes with 1.27 cm and 1.9 cm (1/2 inch) diameters as specified. Drill-driven: designed for use with electric hand drills for quick, powered operation. Double-sided metal design: two thread-opening sizes on a single tool for instant switching without changing tools. Durable construction: metal body provides long service life and consistent cutting performance. Why you need it Speeds up pipe-threading tasks compared with manual reaming or improvised tools. Reduces the risk of uneven threads or damaged fittings by providing a purpose-built cutter profile. One tool covers two common PVC pipe sizes, lowering tool clutter and cost. How it solves common problems Eliminates time-consuming hand work when preparing pipe ends for fittings or repairs. Improves fit and seal reliability by producing clean, accurate internal threads. Works with electric drills so even users with limited hand strength can produce professional results. Suitable for Home repairs and routine maintenance on domestic PVC water lines. DIY plumbing projects such as replacing valves, installing taps, or extending pipe runs. Small-scale professional jobs where quick, repeatable threading is needed. Example use scenarios 1. Emergency repair: Use with a hand drill to re-thread a damaged PVC pipe end during a bathroom leak repair, allowing you to fit a replacement coupling quickly. 2. Upgrade project: Prepare PVC pipe ends when installing a new sink or faucet so connectors seat correctly and seal reliably. 3. Routine maintenance: Recondition internal threads on existing PVC fittings during seasonal plumbing checks to prevent leaks. Quick operational notes Secure the pipe, attach the tool to an electric hand drill, and run at a steady speed while applying light axial pressure. The double-sided design lets you flip the tool to match the required size. Suitable for users of varied skill levels; basic drill handling experience is recommended. This internal thread opener provides a practical, durable solution for creating and restoring internal threads in common PVC water pipes, combining two sizes in one metal, drill-compatible tool for efficient plumbing work.