3D Printed Model Paint Opener Tool, Customizable

Design preview. Rendered from the file, not a photo.
The maker says it fits: Tamiya Paint Mini bottles. See the proof
This model is not currently offered as a verified ready to buy print.
What it does
- Grips paint bottles securely so you open caps one-handed while working.
- Adjustable design fits Tamiya paint minis and other bottle sizes you need.
- Test print first with custom settings to dial in the perfect fit for your bottles.
- Printed on demand from the US, made just for your workshop.
- Open bottles faster during painting sessions so you stay in the flow.
You need a tool that opens stubborn paint bottles without stopping your work. This 3D-printed opener grips bottles securely and lets you pop caps with one hand.
The design is fully customizable. Default settings work great for Tamiya Paint Mini bottles. Want a different size? Adjust the diameter setting to fit any bottle you use. We recommend printing a test grip first, set to just 2mm tall, so you find your perfect fit without wasting plastic.
You get a smooth handle that's comfortable to hold and a border grip sized just right. Print it on demand, and it ships ready to use in your workshop.
2.5k downloads in the maker community. That is interest in the design on the site it came from, not our sales.
What it fits
The maker says it fits: Tamiya Paint Mini bottles
That is the maker's word, not a fit we measured. Check the size below against your own.
- Tamiya Paint Mini bottlesFrom the maker's own listing title, checked 2026-08-13. See the original post
Brand names here only say what this part fits. We are not connected to those companies, and they did not make or check this part.
What you get
- This design prints as one piece.
- Nothing else to print or buy for this to work.
What it is made of
Designs like this print well in PLA. Compare the materials.
Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.
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Who made this design
Designed by duck. We did not draw it.
Shared under BSD. See the original design