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Hole diameter measuring keychain — image 1
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Hole diameter measuring keychain

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Want to check diameter of a hole where other tools cannot reach? Hole measuring keychain is for you!

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Model information

Category
Tools
License
Creative Commons — Attribution — Share Alike

A hole diameter measuring tool which you can keep in your pocket. It can be used to check diameter of a hole where other tools might not reach due to tight space.

The 14mm variant can measure 14mm, 12mm, …, 4mm diameter. And the 15mm variant can measure 15mm to 5mm (odd values).

Printing instructions

Make sure your printer is well calibrated to have accurate diameter of the tool itself, you might need to tweak your extrusion multiplier in the slicer. 

Material

It would be easy to print with PLA. 

Support

No support required. Have a brim for better bed adhesion.

Layer height

0.15mm

Assembly instructions

Use a paper clip or a hard wire to create a triangle like shape and insert it into the tool from both sides.

 

Do post your makes and feedback in the comments.

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