Jewelry charms 3D print model

Jewelry pendants, tubes, charms on the bracelet. The internal size of the hole is 4.8 mm. Pendants printed, everything was fine. The files have a 3dm format, perfect for professional 3d modelers to work with, you can easily edit the internal size, +2 mm can be expanded for sure. Also among the files there is a format stl, perfect for jewelers to immediately print and put into production. If you need to increase the model for the production, please, I will help.