Technique Swiss Front Casing T.3 Prop 65 - Phthalates As the product description states

As the product description states

Compatible with Best Built 2-1/2 gallon ultrasonic units and other ultrasonics with similar tank dimensions

Matching Bergeon ring finger gauges are available separately: Bergeon 5236C (OttoFrei 135

Covers centrifugal and lost-wax casting methods in thorough detail

Versatile wear — can be worn alone

Technique Swiss Front Casing T.3 Prop 65 - Phthalates As the product description statesTechnique Swiss Front Casing T. 3 is a professional grade casing tool designed for watchmakers who require precision and reliability when working with Swiss watch cases. Built to the exacting standards expected of Swiss watchmaking instrumentation, the T. 3 is intended for front casing operations at the bench. Features Designed for front casing watch assembly tasks Swiss standard construction for professional bench use Compact bench tool suited for