Multifunction Hand Drill

The model of this hand drill was originally developed for a printer with the capability of printing with multiple filaments, specifically the Mizar M printer from Geeetech. This printer features two print heads, which are interchangeable for separate filament printing to achieve both distinct colors and blending, enabling the creation of gradient transitions.However, recognizing that the majority of printers are single-filament, I designed the model both as a solid piece and with the option to s