Bergeon 7825 Precision Spring Bar Tweezer. This spring bar tweezer made by Bergeon features extra fine tips (only 1.0mm diameter) which makes it an excellent tool for bracelets with very small spring bar openings. Quickly and easily remove the bracelet from the case without removing the clasp. This will make your sizings more precise while shortening the time needed. For the very best watchmakers tools, always choose Bergeon. Made by Bergeon in Switzerland.