1STRONG AND NOT EASY TO BREAK: The bit socket saver is made of quality steel, which is a strong alternative steel construction that is not easy to break or fade, greatly saving your pipes 2APPLICATION SCENARIO: The kit is designed to remove No. 40 plastic pipe from the hub, compatible with ABS or PVC DWV pipe under the cutting plate and suitable for 1 or 4in variable speed drill 3PRACTICAL TOOL: With this plumbing fitting saver, you don't have to replace the entire pipe, just cut the interior, saving you the cost of expensive replacement kits, saving you time and doing your job well 4EASY TO USE: You simply need to install the plumbing socket saver on your drill, then install into the pipe, turn on the drill speed, and works perfectly, saving you not only time but also money 5EXCELLENT PERFORMANCE: Fitting saver bit is made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability Item Type: Plumbing Fitting Saver Material: Steel Shank Diameter: 1 or 4in 1 x Plumbing Fitting Saver 1. Please note that this tool is a replacement, please carefully understand the size before purchase. 2. Keep away from children.