test tube funnel rack for sorting

thingiverse

I carefully organize small micro components in transparent plastic tubes, utilizing a sturdy rack that holds them in place as I efficiently sort through tiny items. Labeled caps easily secure under each tube opening, allowing me to identify different components at a glance. The 1.75 inches diameter tubes I employ are approximately 3.5 inches long. Printer Settings This design supports: Notes: If you orient the object with the funnel-facing down, it can be printed without any additional support. After Printing I utilized my 3D printer to produce the parts in a sturdy ABS plastic material. To further refine the object's functionality and facilitate smooth fluid flow through the funnels, I applied an acetone smoothing technique.