- Drafting square is 6″ x 6″. Imperial inches in 1/4″ increments are marked on the bottom and Metric in millimeter increments to 15 CM are marked on the right.
- Square is 1/8″ Thick Clear Acrylic.
- Eraser Shield is made of 14 Mil Thick Mylar and is 3.656″ x 2.358″ in size.
- Markings are laser engraved for long lasting use.
- Mylar is a trademark of Dupont