New Bergeon Watch Hand Gauge. This is a new Bergeon watch hand gauge. This is used to measures the holes in hour and minute hands for clocks and watches. It is made of brass with steel posts. Post sizes from 0.3 to 2 mm cover the entire range of hour and minute hands. It measures approximately 1 7/16 x 1 9/16″ x 5/16″ (37 x 40 x 8 mm)….