STLGen

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Wrench maker

Spanners for any nut size.

Drag to turn, scroll or pinch to zoom. Grid squares are 10 mm.
Building the model…
Saves an STL file in millimetres, ready for your slicer.

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should appear in your downloads folder in a moment. Click here if it does not start.

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About the wrench maker

An open-end wrench in the size you need, with an optional ring end. Handy for plastic nuts, tap fittings, bike parts and odd sizes.

  • Print flat with 100% infill.
  • Add a little fit if the nut does not slide in.
  • It is for light jobs; steel is for the rest.

Everything runs in your browser: nothing is uploaded and there is no sign-up.

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