I've designed this for my daughter's school, to be easily collect the pencil shavings and reuse PET bottles.
Part list:
Bottle with PCO 1810 neck screw 2 - M2x8mm Metal pencil sharpner
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Bottle pencil sharpener (container)
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Creative Commons Attribution-ShareAlike
You can distribute, remix, adapt, and build upon the material in any medium or format, as long as attribution is given and your contributions are under the same license.
Licensed under CC BY-SA
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