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Rugged case for 2UUL DA85 CVT Pro grinder pen

A rugged case for 2UUL DA85 CVT Pro grinder pen with accessories including magnetic holders for grinding bits.
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updated December 21, 2025

Description

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A rugged case for the 2UUL DA85 CVT Pro grinder pen with accessories, including magnetic sockets for grinding bits. It holds:

  • The grinder pen, secured in place with two flexible clips and an additional bracket that presses on it when the case is closed.

  • Up to 8 grinding bits in easily accessible magnetic holders, with plenty of space for larger-diameter milling or grinding heads.

  • The plastic container for extra bits that comes with the grinder pen.

Bill of Materials:

  • (x1) Case

  • (x1) Lid

  • (x2) Latch

  • (x1, optional) Sealing gasket

  • (x6) M3×30 mm bolts (I recommend ISO7380 bolts with compact, rounded heads)

  • (x8) ø3×1.8 mm magnets

Assembly:
Glue the magnets in place with a small amount of adhesive. If they don’t fit, use a drill no larger than 3.5 mm to adjust the slots. Then assemble the case with M3 bolts.

3D Printing Instructions:
I recommend printing the case in good-quality PETG to ensure the clips and latches remain durable over time. The print requires high dimensional accuracy and may need post-processing to ensure all pieces fit correctly. Perform any necessary adjustments before gluing in the magnets.

Note: This model is a remix of the excellent project “FreeCAD Rugged Box (Parametric)” uploaded by sei.

If the provided storage is not enough for you then feel free to make a remix and add more in the lid, there is plenty of space left in there ;)

Tags



Model origin

The author remixed this model.

Differences of the remix compared to the original

The box is configured to fit the 2UUL DA85 CVT Pro grinder pen with accessories. 

License