STL InputSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedMar 06, 20261 minute readEngineeringEverything E3D 2.0 0Describes the mechanical CAD systems and STL files production and units and scalar factors. Related LinksMechanical CAD Systems and STL File ProductionIUnits and Scalar Factors