The RIDGID® receding geared threader is designed to thread 2-1/2" to 4" pipe. A cam type work holder is used to grip the pipe while the die head cuts the threads. A clutch is included to help prevent jamming at the end of the thread. Use for both tapered and straight right-hand threaders with a simple adjustment. Includes 1 set of high-speed dies, wrench for work holder clamp, and manual.