Johnson 12 in. Architect’s Rule

Johnson’s 1817-0000 12 in. Architect’s Rule features a solid aluminum frame and easy reading etched graduations. The tool’s 12 in. scale is divided in 3 in., 1-1/2 in., 1 in., 3/4 in., 3/8 in., 3/16 in., 3/32 in., 1/2 in., 1/4 in., 1/8 in. per ft. This is an ideal tool for architects or professionals plans to scale.

• Aluminum extruded triangular ruler with anodized finish
• Laser etched graduations and numbers
• Great tool for engineers, architects and drafting
• 1 year warranty
• Durable and easy to read
• A must-have tool for anyone reading architectural plans