Tick Talk[Moderator Emeritus]
2361
And we have a winner!
"Easy", he says ;-) Your prize is the esteem of fellow Purists!
Easy.
By: Ophiuchus : November 15th, 2013-17:50
It's a "counting tool", for vibrating hairsprings. It is a tool for determining the correct pinning point of a hairspring at the stud, using a master oscillator balance. Do I win anything? I'll take a Moser Mayu Fume :)