Blog

Technical articles about automatic drafting, CAD formats and the path from 3D to 2D.

• STEP versus STL: why the format decides the quality of your dimensions

  An STL contains no circles. That single difference explains why a hole can be dimensioned as 9.8 mm instead of 10, and what to do about it.

  Updated on September 17, 2026 · The Tracista team

• The tracista: five hundred years of drawing so that others can cut

  In the 16th century the tracista was the master who drew a building before it was built. His drawing produced the templates, and the templates produced every stone. That is where our name comes from.

  Updated on September 20, 2026 · The Tracista team