

Bergeon tool for tightening crown, case and watch hand tubes. This tool provides even pressure around the tube to ensure that they fit firmly and evenly on the hand arbor or crown. Supplied with 18 interchangeable collets; sizes include: .40, .45, .50, .55, .60, .70, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60, 1.70, 1.80, 2.00, 2.20, 2.40, and 2.60mm.