Before revision: 350px| 9 mm lettering guide template 150px|Lettering pens for lettering guide template A lettering guide template is a special type of template, used to write uniform characters in a drawing nameplate.
After revision: 350px| 2.5 to 7mm lettering guides for technical drawings 150px|Lettering pens for lettering guide template A lettering guide template is a special type of template, used to write uniform characters in a drawing nameplate.