This handy watch case key can hold many dies which allow it to open different types of knurled screw back cases of Rolex and Tudor without scratching or damaging the them.
There is a large knob on the top which makes it easy to controll the grip firmly and pressure being used when operating.
Both the adapter and the stainless steel die Ø36.5mm can be purchased additionally.
Parameter Specification
Standard components: Ø 36.5mm stainless steel die and an adapter.
Optional componets: 6 dies of various specifications to fit 103-148/1 adapter.