Welcome to Mechanical Pencil Sharpeners! Welcome to our mechanical pencil sharpener forum. Feel free to browse threads on gear trains, cutter materials, crank handles, patents, and collection records, and share observations from sharpeners you have examined or documented.

Storing Exposed Sharpener Blades

Discuss methods for storing sharpeners with exposed blades, including covers, padding, labeling, and safe handling.
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Report: Apple targets October launch for OLED iPad mini, kicking off next wave of iPad updates
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Marcus Mendes
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Which iPad is right for you? Here’s what Apple has to say
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Marcus Mendes
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OLED iPad Air reportedly set for launch early next year
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Ben Lovejoy
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Apple has announced 8 new products this month
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Zac Hall
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Apple publishes repair manuals for the iPhone 17e, new MacBooks, iPads, more
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Marcus Mendes
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M4 iPad Air reviews: Apple’s powerful, best-value model gets even better
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Ryan Christoffel
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iPad or MacBook Neo? Comparing Apple’s three $600 computers
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Zac Hall
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Early benchmarks show the likely performance gains of the iPad Air’s new M4 chip
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Marcus Mendes
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M4 iPad Air vs M3 iPad Air: Here’s everything new
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Ryan Christoffel
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Apple unveils new iPad Air with M4 chip, RAM upgrade, plus C1X and N1
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Ryan Christoffel
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Which new Apple product announcement this week are you most excited about? [Poll]
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Zac Hall
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New Apple product launch week starts Monday, Tim Cook confirms
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Zac Hall
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New iPad and iPad Air models should be launching soon, but don’t get too excited
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Michael Burkhardt
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Apple updates firmware for multiple iPad Magic Keyboard models
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Marcus Mendes
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M5 iPad Pro vs M3 iPad Air: Which should you buy this holiday season?
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Michael Burkhardt
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Retail chain accidentally sold iPad Airs for $17 – and wants them back
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Ben Lovejoy
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iPad vs iPad Air: With a $170 price gap, is the Air still worth the premium?
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Michael Burkhardt
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Report: Apple preparing major display upgrade for three upcoming products
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Zac Hall
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Apple could rejuvenate the next iPad Air model with one new feature
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Michael Burkhardt
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iPad shipments are up this year, and the pandemic is a key reason
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Ben Lovejoy
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About Osiav

This site is a discussion space for people interested in the anatomy, design history, and documentation of mechanical pencil sharpeners. It organizes conversations by mechanism, archive, and collection topics. Content reflects individual contributions rather than any official authority.

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