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Maker pen holder for a CNC plotter

Spring loaded marker pen holder


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A spring loaded mechanism to support a marker pen to fit in place of a spindle on a CNC router. It uses a spring from a cheap retractable pen.

See my blog for more details: http://blog.discoverthat.co.uk/2019/08/cnc-plotter...

This is for use while testing the machine rather than having to cut anything.

Materials and methods

2x M4 wingnuts
2x M4 A type (standard) washers (optional)
2x M4x40mm bolts


  • Placeholder
    Plotter Marker Mk2v14 Stl Step F360
    ZIP  β€“  2.6 mb
    Version 1 - Aug 13, 2019
  • Placeholder
    Plotter Pen Holders Licence Small Business
    TXT  β€“  1.4 kb
    Version 1 - Aug 13, 2019


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2c20a7299319bae293bd7e3108287ad4?default=blank&size=40majkl added this to the cnc collection ago
F6ef79dab4241f4dbea1bf13e02a9e46?default=blank&size=40Fraudrin68 added this to the Cnc collection ago
0592e92f50010d5abf34a408bf416747?default=blank&size=40redpaul6t8 added this to the Things to Make collection ago
Mini jcb tooey2016 10v650x650John published this design ago