Well I don't know if it's correct but it's very similar.
I found the problem of watch (wheel for seconds is broken so if anyone have it, I will be appreciate ) PLEASE SEE THE PICTURES BELLOW:
wheel diameter is approx 6,8 mm:
Well I don't know, I buy this on internet while ago with other tools... No, I have just this without any other adaptors..so for these reason I don't know for what can I use this.