Maximum file size: 10MB. Acceptable formats: PDF, Office (DOC, DOCX, XLS, XLSX, XLSM, CSV, PPT, PPTX, TXT, RTF), CAD (DWG, DXF, STEP, STP, IGES, SLDPRT, SLDASM, IPT, IAM, PRT, ASM, X_T, X_B, STL, OBJ, 3MF, SAT, F3D, SKP), images (JPG, PNG, GIF, WEBP, BMP, TIFF, SVG), archives (ZIP, RAR, 7Z, TAR, GZ). Max 5MB each, 10MB total