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  2. Pencil sharpener - Wikipedia

    en.wikipedia.org/wiki/Pencil_sharpener

    Mechanical pencils with thin diameter leads dispense the graphite lead progressively during use and thus do not require sharpening; such pencils are sometimes called "self-sharpening". A type of mechanical pencil has a rotating gear mechanism which rotates the lead slightly every time the lead is lifted off the paper, helping to maintain a ...

  3. Crank (mechanism) - Wikipedia

    en.wikipedia.org/wiki/Crank_(mechanism)

    Mechanical pencil sharpener; Fishing reel and other reels for cables, wires, ropes, etc. Starting Handle for older cars; Manually operated car window; The carpenter's brace is a compound crank. The crank set that drives a handcycle through its handles. Hand winches

  4. The Best Crank Pencil Sharpeners for Precise Honing - AOL

    www.aol.com/news/best-crank-pencil-sharpeners...

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  5. Mechanical pencil - Wikipedia

    en.wikipedia.org/wiki/Mechanical_pencil

    A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead , often made of graphite , is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from use.

  6. Eversharp - Wikipedia

    en.wikipedia.org/wiki/Eversharp

    Eversharp is an American brand of writing implements founded by Charles Rood Keeran in 1913 and marketed by Keeran & Co., based in Chicago. [1] Keeran commercialised Eversharp mechanical pencils (manufactured by two companies, Heath and Wahl), [2] [1] then expanding to fountain pens when the company was acquired by the Wahl Adding Machine Co. in 1916 and it was named "Wahl-Eversharp".

  7. Graf von Faber-Castell - Wikipedia

    en.wikipedia.org/wiki/Graf_von_Faber-Castell

    Graf von Faber-Castell sells the "Perfect Pencil", a sort of pencil extender with an integrated sharpener. The end of the pencil houses an eraser, and has a metal cap. Placing the pencil with the point in the extender makes it possible to then use the extender's clip on a pocket, without worrying about the pencil marking clothes or making