Ballpoint Pen - Twist Open Without Spring 3D printable model by wuguigui
Ballpoint Pen - Twist Open Without Spring photo 1 Ballpoint Pen - Twist Open Without Spring photo 2 Ballpoint Pen - Twist Open Without Spring photo 3 Ballpoint Pen - Twist Open Without Spring photo 4 Ballpoint Pen - Twist Open Without Spring photo 5 Ballpoint Pen - Twist Open Without Spring photo 6

Ballpoint Pen - Twist Open Without Spring

Source: MakerWorld by wuguigui

The Ballpoint Pen - Twist Open Without Spring is a free printable 3D model from MakerWorld by wuguigui. SummaryThis is a Twist Open Ballpoint Pen in which all parts can be printed easily by 3D printing(besides refill), you can open it by twisting the cap. You can download the STL file from the original listing below and print it at home.

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175 saves Source: MakerWorld Updated 2026-09-26 Print time: 2h 38m Filament: 32 g Multi-colour License: CC-BY-NC-SA · non-commercial ★ 4.8 (4) 71 makes Category: Office

Tags: ballpoint, ballpointpen, ballpointpenspring, pen, stationery

About this model

SummaryThis is a Twist Open Ballpoint Pen in which all parts can be printed easily by 3D printing(besides refill), you can open it by twisting the cap. This might be the first ballpoint pen with mechanical structure that all parts can be made by 3D printing in the world.The spring is also combined with the parts, so it's no need to buy additional springs.To ensure the 3D printing spring structure works well, ESUN PLA+ filaments, 0.1 layer height, and 40-60% infill density are recommended. the part with spring needs supports, but don't add supports in the nib hole. The partA and partB can be printed with no support.The cap and Turn-out part has 2 versions: normal and tight, you can choose anyone you like.There is another version smaller and more compact than this one that can be bought at: …

Frequently asked questions

Is this 3D model free to download?
Yes. Ballpoint Pen - Twist Open Without Spring is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
Where is the STL hosted?
The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by wuguigui.
Who made this model?
Designed by wuguigui, published on MakerWorld. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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