Font
The most common fonts in technical drawing are Arial, Tahoma, simplex, roman, ISOCP, ISOCPEUR, Comic Sans ect. You can use anu font as per your taste and the result will be pefect as far as you use the same font all over the drawing. You should never use more than one font. Last, all text should be written in CAPITAL case.
Text Size
For a drawing to look nice use only THREE text sizes:
Text 2.5 mm: for almost everything: Notes, Distances, Elevations
Text 5 mm: for drawing title, for axis numbering and lettering, for section letters
Text 7.5 mm: for drawing title, for axis numbering and lettering, for section letters
Set-up Text styles in AutoCAD
Almost all CAD software use annotative Text Styles to easily achieve uniform text appearance. This section presents the configuration for annotative text styles in AutoCAD.
Text 2.5 mm
- Font: Arial
- Size Annotative: Yes
- Paper Text Height: 0.0025 (2.5 mm)
- Width Factor: 1
Text 5 mm
- Font: Arial
- Size Annotative: Yes
- Paper Text Height: 0.0050 (5 mm)
- Width Factor: 1
Text 7.5 mm
- Font: Arial
- Size Annotative: Yes
- Paper Text Height: 0.0075 (7.5 mm)
- Width Factor: 1