Rulers and letter stencils are important tools for producing and labelling drawings, in particular technical drawings. Since the letters and characters in sketches must be extremely precise and clean, letter stencils help transfer these letters and characters onto a surface while ensuring a correct and proper layout.
Lettering - Isomars
File:Standardgraph 2522 2.5–7 mm lettering guides.jpg - Wikipedia
Lettering Guide TEKAGRAPH 10 mm ISO
Useful and versatile the Ames Lettering guide is simple to operate and provides three different systems of letters most widely used by draftsmen.,
Pacific Arc - Ames Lettering Guide for Lettering, Writing, Architecture, and Drawing
Lets you draw perfectly spaced guide lines and slant lines Invaluable tool for cartoonists and comic book writers Also used by engineers and
ALVIN AL666 Lettering Guide And Rule Template, Multipurpose Tool For Drafting, Design, And Architecture, Great For Students And Professionals - 3.88
Lettering Guide
Lettering guides
Create evenly and accurately spaced lines for lettering, based on the measurements found on the rotating disk. Transparent plastic frame is easy to see through, so you know where you are marking. Features inch and metric increments. Suitable for calligraphy, drafting, and architectural drawings.
Westcott Lettering, Stenciling Paper Template (alg-1)
Digital Download - Brush Lettering Guide — Lauren Saylor Interiors + Design
Produce evenly spaced lines and guides!, The STAEDTLER Mars Ames lettering guide will help you produce evenly spaced lines and guides for writing,
STAEDTLER Mars Ames Lettering Guide
Printable) Calligraphy Guide sheets: 8mm
EASY LETTERING AID- This Ames Letter Guide is perfect for planning, drafting, drawing and other craft projects. Make perfectly spaced lines with ease
Pacific Arc Ames Lettering Guide for Lettering, Writing, Architecture, and Drawing