Big Horn 19059 4 Inch Engineers Square

The Big Horn 19059 Precision Steel Engineer 4-inch Square is a must-have for ensuring accurate measurements in woodworking, metalworking, and engineering projects. This 4” engineering square offers a convenient size making it useful for a variety of both simple and complex tasks. Crafted from hardened spring steel, these squares are precision-ground and feature self-locking tapered rivets for long-lasting accuracy and durability. Their compact design and smooth finish make them easy to handle, while the permanent 90-degree angles ensure reliable performance. Perfect for marking, tool setup, and assembly verification, this set delivers professional-grade precision.