Stefan Gotteswinter - Technical Bulletin

Current Entries

17.07.2026 - "Hot" Machines - Deckel FP1, Hardinge HLVH and a very special Gorton Lathe – Machining radioactive materials

A side quest that sparked my interest. Machines that are used in research and manufacturing of nuclear weapons. Informations are scarce, I put together what I was able to find in this article

15.07.2026 - Pyramid spotting drill

A not very widespread, but very well working geometry for a micro spotting drill.

23.05.2026 - Dial test indicator holder with micro adjust

Dial test indicators are in my humble opinion the most versatile tool for locating workpieces and machine spindles to each other on a milling machine.
I would like to share the design for one solution that turned out to be a very good solution for my need.