Penne 2.0 – Public Domain Safety Whistle (CC0)
by Lee Bob · from Printables
Free to print
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World & Scans
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PLA from £6 inc. UK delivery on letter-sized prints. We slice, print on a calibrated Creality K2 / Bambu A1, QC and post.
Public domain safety whistle, refined for bulk printing with stronger lanyard, longer tip, and ~1g weight.
