3x4" Precision Square
The X-ACTO 3'' X 4'' Square Ruler is an “L” shaped ruler perfect for accurate cutting, trimming, slicing and measuring on almost any material. The X-ACTO 3x4" square is designed to resist cuts or nicks from even the sharpest X-ACTO cutting tools.
The 3'' X 4'' Square Ruler by X-ACTO features gradations that are accurate to the millimeter, making it a great ruler for intricate model train work. Additionally, the ruler’s acid etched measuring lines won’t fade or wear easily.