1.5mm-1.8mm Inner Diameter Mini Watch Pusher O Ring Kit Crown Gasket 30 Sizes for Japanese Watch W8168

1.5mm-1.8mm Inner Diameter Mini Watch Pusher O Ring Kit Crown Gasket 30 Sizes for Japanese Watch W8168

For professional users only!

This assortment of Mini O-Ring Gaskets for Crown Tubes and Pusher Tubes.

Inner Diameter: 1.5mm-1.8mm, Specific sizes please see the photo.

There are 30 sizes,  total 300 pieces/set.

Package included: 1 Set