1cm Test Tube Rack
thingiverse
This product offers a combination of a test tube stand and drying rack. It can accommodate eight 1cm (inner diameter) test tubes or dry up to fifteen. The footprint measures approximately 2.75" x 1.5", while the finished height is around 1.625 inches. For more specifics, it fits test tubes with an inner diameter of 1cm and an outer diameter of 1.5cm.
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