Am 15.02.22 um 23:00 schrieb Norman Yarvin:
On Tue, Feb 15, 2022 at 10:29:40PM +0100, Uwe Klein wrote:
Am 15.02.22 um 20:09 schrieb roxanna Mason:
Rocket, depends on which variety they come in many different
manufacturers and quality and even types. I was referring to outright
taps and dies which actually make threads from scratch.
on a lathe: "Gewindestrehler" ( no idea about the enlish tag for those.)
Google translates it as "thread chaser", which is this sort of device:
https://www.amazon.com/OTC-7402-Universal-Outside-Thread/dp/B0002SRGV6
(not a specific recommendation).