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Short Pencil Extender/Pen Format adapter (Parametric + Source Files to edit) — image 1
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Short Pencil Extender/Pen Format adapter (Parametric + Source Files to edit)

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ErikEngineer

ErikEngineer

@ErikEngineer_1349578

Given a short pencil up to 45 cm max (parametrically configurable) transforms it into a pen like grip experience.

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Updated at source:

Model information

Source
Printables
Category
Office
License
Creative Commons — Attribution — Share Alike
DetailsFiles (7)Makes & comments (Makes: 0) (Comments: 0)Remixes (0)Collections (0)Related

Stop throwing away pencil stubs and use every last centimeter with this ergonomic, screw-clamp pencil extender. Designed to double as a comfortable grip and a pocket-clip carrier, it features customizable accent rings and a natural finger groove for a comfy experience.

Features

  • Requires around ~12g total of filament

  • Adjustable Grip: A screw-and-nut clamp mechanism tightly secures standard 7mm hexagonal pencils.

  • Ergonomic Design: Features a sculpted groove that allows your fingers to rest naturally, serving as a comfortable grip (planned for 50cm pencils or less).

  • Everyday Carry: Includes an integrated pocket clip so you can carry your pencil exactly like a pen.

  • Customizable Aesthetics: Add a pop of color using the included accent rings.

  • Source Files Included: STEP files and the parametric Fusion 360 file are available for remixing.

Print Settings & Recommendations
You can tighten the screw for the clamp accordingly to be able to pull out the pencil so you can adjust the length once tightened the screw for most of the pencil.

Setting

Recommendation

Material (Handle, Top Body, Clip)

PETG (Recommended for mechanical strength)

Material (Other Parts)

PLA just for decor

Orientation

Vertical

Perimeters/Walls

Minimum of 3

Infill

~5%

Supports

None required

Hardware & Assembly

  • 1x M3 x 20mm screw

  • 1x M3 x 8mm screw

  • 1x M3 nut

  • 7x Printed parts: handle.step, clip.step, cover.step, top_body.step, accent_ring_small_handle.step, body_main_accent_ring.step, and top_accent_ring_medium.step).

Check the provided assembly diagram in the image gallery for exact part placement and hardware insertion points.

Material used:

  • Yellow color: PETG Sunlu Vivid Yellow

  • Black color: Creality PLA Black

(Sorry ill upload images tomorrow 7 september when i get up if possible for showing off the actual printed piece fully with black accents)

Tags

parametricpenciledcpencilextenderreusableeverydayeverydaycarryparametricdesignlastmeterspencilhol