API Test Kit - Test Tube Holder 3D printable model by Traveler218

API Test Kit - Test Tube Holder

Source: Thingiverse by Traveler218

The API Test Kit - Test Tube Holder is a free printable 3D model from Thingiverse by Traveler218. Another version of a API Test Kit Holder. You can download the STL file from the original listing below and print it at home.

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30 saves Source: Thingiverse Updated 2025-08-12

Tags: API, Test, Kit, -, Test, Tube, Holder

About this model

Another version of a API Test Kit Holder. This was fashioned after one designed by waleedk at: I liked the design, but wanted to customize it for my water test kit. I spent an 1 1/2 hours trying to figure out how to modify the SCAD design, and finally juts re-drew it in Fusion 360, in about 30 minutes. The customizations I made include, increasing the drain hole size, modified the sized of the bottle holder slots (both of these were simple in SCAD), and eliminated the extra bottle slots for Nitrite, GH and KH (this is where I had trouble in SCAD). I also used the space behind the Nitrite bottle to place holes for storage of the 20ml hypodermic and blunt needle that I use for drawing water out of my tank, and filling the test tubes. Note: I output the background and the Test tube holder as …

Frequently asked questions

Is this 3D model free to download?
Yes. API Test Kit - Test Tube Holder is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Traveler218.
Who made this model?
Designed by Traveler218, published on Thingiverse. 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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