New Old Stock Starrett USA made 6' Engineers Wooden Folding Rule with Brass Hinges No. 91E - Discontinued D1-5 4 to 48 pitch standard

4 to 48 pitch standard V thread

Shoe can stay in place while clamps are used in other set-ups

May have small imperfections in the finish as these were made to be used originally not as a display piece

• Long lever arm

New Old Stock Starrett USA made 6' Engineers Wooden Folding Rule with Brass Hinges No. 91E - Discontinued D1-5 4 to 48 pitch standardNew Old Stock ( the one I photographed is marked 2005 ) Starrett USA made 6' Engineers Wooden Folding Rule with solid Brass Hinges No. 91E Discontinued . This beautiful long discontinued rule is graduated in feet, 1 10ths and 1 100ths of feet as well as in feet, inches and 1 16ths depending on the side you are using. The blades snap into open or closed position with a positive snap. A lovely and useful tool.