Johnson Level Architect’s Straight Edge Rule
Johnson’s 1817-0000 architect’s scale is the perfect triangular ruler. With laser etched graduations and an anodized finish, this ruler is great for architects and engineers.
Aluminum extruded triangular ruler with anodized finish
Laser etched gradations and numbers
Ideal for architects, engineers and drafting
US standard: 12-in scale divided in 3, 1-1/2, 1, 3/4, 3/16, 3/32, 1/2, 1/4, 1/8, inch per foot and one division in 1/16 In.
One division in 1/16 inch