3D Printed Hobby Paint Opener for Tamiya Mr.Color

Design preview. Rendered from the file, not a photo.

The maker says it fits: Tamiya Mr.Color, Mr.Hobby Real Colors hobby paint jars (10ml and 23ml). See the proof

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What it does

Grips 10ml and 23ml paint jars so you can open tight lids without slipping.
Squeeze the jar while turning the lid, so stubborn paint caps come loose fast.
Fits your hand comfortably, so you stay in control and avoid spills.
Works with Tamiya, Mr.Color, Mr.Hobby, Real Colors, and most hobby paints.
Made to order from the US, so you get a custom tool built just for you.

Stop wrestling with tiny paint jar lids. This hobby paint opener lets you grip and squeeze while you turn, so even stuck caps release in seconds. You keep both hands steady and your paints stay safe.

The opener fits both 10ml and 23ml hobby paint jars from Tamiya, Mr.Color, Mr.Hobby, Real Colors, and most other brands. The design lets you apply real leverage where you need it, so you open cans without stripping threads or cracking plastic caps. A quick, simple tool that lives on your hobby desk.

877 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 Mr.Color, Mr.Hobby Real Colors hobby paint jars (10ml and 23ml)

That is the maker's word, not a fit we measured. Check the size below against your own.

Tamiya Mr.ColorFrom the maker's own listing title, checked 2026-08-13. See the original post
Mr.Hobby Real Colors hobby paint jars (10ml and 23ml) (model 10ml)From the maker's own listing notes, 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 We have not load tested this design, so we do not publish a weight rating.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.