A3 Gridded Drafting Film (permatrace) - 20 sheets
Product code: GridA3
With 1, 5 and 10mm blue grid, which disappears when copied or scanned leaving only the drawing. A3 (297x420mm) - 50micron drafting film.
Once known as Permatrace. This drafting film is waterproof (Care should always be taken when working in wet weather - to ensure you do not wipe over pencil drawings).