1Efficient Repair: This professional thread repair file is designed to repair BSP PF parallel pipe threads efficiently and effectively. 2Multi Specification Application: The repair file boasts multi size compatibility, handling different thread repair needs including sizes 11,12,14,16,19,20,22,28. 3Wide Use: This reliable tool is perfect for a variety of applications including plumbing, engineering, and home improvement projects. 4Durability and Reliability: Made of steel materials, this thread restorer file is built to withstand regular use and is resistant to wear and tear. 5Practical Design: Ergonomically designed for comfort and ease of use, this thread repair file will help you easily restore the shape of the thread features, reducing the time and effort spent on the task. 1 xThread Repair File 1 x Antislip Rubber Cap