Metal Ball Plugs

Metal Ball Plugs Used in refilling some HP, Canon, and Brother cartridges. Offered in 500 piece bags.
Inserting metal ball plugs to HP 45 ink cartridge In order to refill some HP, Canon, and Brother ink cartridges, metal ball plugs are pushed in so that we can access to refill holes. As the refilling is done, these plugs are put as a replacement. For a larger view, please click on the images. Inserting metal ball plugs to HP 45 ink cartridge