Ring gauge in plastic for watchmakers and jewellers

Tailles FR de 1 à 36, US de 1 à 15, circonférence de 41 à 76 mm et Ø de 13.0 à 24.2 mm

With grey rings. In plastic. Exact and of fine quality.
With 4 measurements:? French calibration 1 - 36
? Circumference in mm 41 - 76
? American calibration 1 - 15
? Diameter in mm 13.0 - 24.2

• 技术资料