![Boley watch balance adjustment support tool 40mm 12 holes](http://watchmakershop.com/cdn/shop/products/Boley-Watch-Balance-Adjustment-Support-Tool-40mm-12-Holes_{width}x.jpg?v=1591730219)
Perforated plate to fine tune the balance screws. Base made of nickel plated brass with 12 different holes, and a conical slot.
Diameter: 40mm
Perforated plate to fine tune the balance screws. Base made of nickel plated brass with 12 different holes, and a conical slot.
Diameter: 40mm