Rings sizers with 4 numerations. 41/76 - 1/36 -...

Bracelet mandrels, it measures both the inside circumference and...

Precision calibrated ring sticks made of anodized aluminium, available...

Precision calibrated Ring Stick made of aluminium. 13/24 -...

Gauges for rings made of Delrin. D/Z6 - 1/13...