Spring-loaded Ballpoint Pen Holder by masterlights1 3d model
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Thingiverse
Spring-loaded Ballpoint Pen Holder by masterlights1

Spring-loaded Ballpoint Pen Holder by masterlights1

by Thingiverse
Last crawled date: 3 years ago
This device uses a commonly found ballpoint pen cartridge and spring to a make a spring-loaded pen holder.

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