Cosmo pin marking machine(CPM-R and CPM-R8) uses an industrial-grade diamond pin. It is specially created to mark the inside and outside of rings and bangles and also on flat surfaces.
It results in shiny marking without material loss and no need for additional polishing.
Controlled by our own in-house software, one can learn to use the machine in the shortest possible time. Its small size, ease of use, and low cost make it the ideal choice in space-constrained retail shops to provide customers with instant customization.