The file '3DS Cart Blank Charm Holders 3D Printer Model' is (stl,heic) file type, size is 1.7MB.
I took TBRIshtar's excellent thin 3DS blank cartridge and added eyelets to clip on various numbers of charms.
0.2mm layer height, 40% infill, 2 perimeters.
No supports
charm1.stl | 429.9KB | |
charm2.stl | 576.4KB | |
charm3.stl | 722.8KB | |
IMG_3075.heic | 677.4KB | |
IMG_3076.heic | 543.2KB |