Ultem (Polyetherimide) Pen Review

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Unsharpen

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Published on October 11, 2023 12:29:11 AM ● Video Link: https://www.youtube.com/watch?v=NC9Mej40eeo

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Review

Duration: 12:21

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172

Have you seen these Ultem (Polyetherimide or PEI) pens on Ebay or AliExpress? If not you probably will soon. These are an interesting, EDC-inspired design that actually makes for a pretty cool pen. You can find them here: https://ebay.us/RQpts0

What is polyetherimide? https://polyetherimide.org/what-is-polyetherimide-pei/

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