Talk about the milling of the taper pipe thread and the preparation of related macro programs

In the "Mechanical Workers" magazine, I have seen many times about the processing of the taper pipe thread and the preparation of the macro program. I would like to share my experience in the actual processing and share with you. 1. Tool selection The theory of milling has been introduced many times in previous magazines. It is not elaborated. For the selection of tools, our company uses the thread milling cutter of HORN, refer to Figure 1.