STEP File - What is an .step file and how do I open it?
STP File - How to create, open, view, and convert STP Files
STEP files for CAD | wittgas.com
STEP File (.STP/.STEP) Not Importing All the Data Wanted | TECHNIA (US)
FreeCAD | Step by Step: Learn how to easily create 3D objects, assemblies, and technical drawings with FreeCAD (FreeCAD | 2D/3D CAD for beginners & advanced learners): Wild, M.Eng. Johannes: 9783987420924: Amazon.com:
Your friend, the STEP file
Read, Why is ProtoTech's 'STEP Exporter for AutoCAD' plugin one step ahead of others in the marketplace?
STEP Viewer | TransMagic
STEP Tools, Inc. - Digital Thread, STEP and IFC Solutions
STP File (What It Is and How to Open One)
Gmsh CAD File Import and Mesh Generation Tutorial | by Precise Simulation | Multiphysics | Medium