Print in place fidget keychain STL: a 2 part pinwheel spinner on a hub with a 4.8 mm key ring hole, for makers who like a pocket gift. A digital download for your own 3D printer. Nothing is shipped.

What You Get

  • 2 files: fidget-keychain-print-in-place.stl and fidget-keychain-print-in-place-print-settings.pdf (a 1 page PDF of print settings).
  • Model size: 48 x 51 x 8.2 mm, STL in millimeters.
  • 2 parts, print in place, no assembly.
  • Checked in software: watertight, manifold, thinnest wall 1.36 mm, clearance between moving parts 0.45 mm.

Print Settings

  • Designed for PLA or PETG, 0.2 mm layers, 3 walls, 15 percent infill, no supports, no brim, 0.4 mm nozzle.
  • Bed needed: 55 x 55 mm or larger.
  • The hole through the hub is 4.8 mm. Thread a small key ring or a lanyard through it, then flick a wing to turn the pinwheel round the hub.
  • If it feels stuck, twist the hub firmly once to break the first layer free.

How It Works

Instant digital download, nothing is posted. Open the STL in any slicer (Cura, PrusaSlicer, Bambu Studio, OrcaSlicer) and print it flat as it comes. Keep the scale at 100 percent or larger.

Licence

Personal use. You may print it for yourself and as a gift. Do not share, resell or redistribute the STL file, and do not sell prints of it.

Designed by us with the help of AI tools and code, then checked in software and reviewed by hand before it was listed.

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