![Bergeon Reamer 5.47 mm (10444272399)](http://perrinwatchparts.com/cdn/shop/products/64.6200-20-600_600x600.jpg?v=1595350533)
Reamer 5.47 mm Bergeon is a replacement Rramer which is inserted into the center shaft of the Bergeon bushing tool. Reamers cut into the plates of the clock, creating a hole to accept the appropriate sized Bergeon bushing. To be used with both bronze and brass bushings with an outside diameter of 5.50 mm.