Scaling problem between STEP and WRL

[maui]

What is the difference between step and wrl 3d models?

Introduction The two formats are fundamentally different. The wrl format is a tessellated surface mesh meant for making nice renderings (originally conceived for virtual reality) while step is meant to communicate parametric information between cad tools. https://en.wikipedia.org/wiki/VRML https://en.wikipedia.org/wiki/ISO_10303-21 TlDr: use wrl to make pictures for your marketing guy, use step to exchange information with your fellow mechanical engineers. In KiCad The internal 3d viewer of …

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Is it FreeCAD export, or KiCad import?

it is K importing