Paykoc Imports, Inc. Meerschaum Pipe Teflon Tenon & Screw Set - Paykoc Imports since 1986 $5.24 This is for one set of Teflon screws for meerschaum pipes, compatible with pipes from the 1970's and newer. Over time they wear out, nice to have a few sets around to repair an old favorite. This will fix the issue to the pipe turning over on itself. ... Add to Cart