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