Walton Pipe, Stud & Screw Extractors feature A complete set of ten extractors fits every size and class of pipe from 1/8” to 2”. For Broken Stud or Screw: 3″ or 3-1/2″. For Broken Pipe: 2″. Remove broken pipes, studs, and screws quickly and easily.

Walton #9 pipe extractor. I believe it was only used once.