Inspired by the shape of some antique cards used for holding thread or embroidery floss. The originals were made of made of thin cardboard.

The shape as designed was far too small, so I scaled the X&Y at 280%, and the Z at 150%.

Customized version of http://www.thingiverse.com/thing:900277

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=900277

Print Settings

Resolution:

0.3

Infill:

Notes:

Two shells.

Instructions

Using the following options:

hole = 0

hole_type = 1

num_teeth_or_pitch = 8

gear_type = 1

thickness = 1

clearance_percentage = 0

height_of_rack = 10

helix_angle = 0

Category: Hobby