coupling
thingiverse
Here are the options you have used to customize this design: Bolt Diameter: 3.1mm Nut Diameter: 6.6mm Lower Shaft D-Depth: 4.5mm Number of Spirals: 7 Total Height: 30mm Lower Shaft Dia: 5mm Base Height: 8mm Nut Position Tweak: 1 degree Upper Diameter: yes (to include a threaded part) Outer Diameter: 22mm Spiral Angle: 90 degrees (so that it goes from the center outwards straightly in relation to our 3D model and its base surface). Thickness of the Nut: 2.6 mm. Show Cross Section: no Upper Shaft Dia: 2.2mm Recess of the Bolt Head: 1.5mm Nut Type: hex Simplify Printing: No Lower Diameter: Yes
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