Pricing mentioned is for a SET. Requires a minimum buy of 1 SET. Cutting Direction=Right; For Model=504A, 711, 713, 811A, 815A, 816, 817, 842; Material=H.S. For Stainless Steel; Thread - TPI or Pitch=1 in - 2 in - 11 1/2 NPT; Type=Pipe Die; Used With=711, 713, 811A, 815A, 816, 817, 842, Universal Die Heads: Nos. 504A;