Red End Modular Spacing Rulers - rugged rule 646r

182-646L Features: -All sections have square ends.-Every joint opens on even number.-Inside marked with 6 scales in a 16'' module. The scales are as follows.-2 courses in 16'' space (for concrete blocks and glass blocks).-3 courses in 16'' space (For facing tile).-4 courses in 16'' space ( for Roan brick). Scales include mortar space and spacing for 6'' and 12'' blocks.-Outside is graduated on both edges to 1/16ths.-The first end section is a short section which permits butting the rule on the first 16'' module.-Increment @ Scale: 1/16 in @ 1 in.-No. of Scales: 6.-Material: Wood.-Measuring System: Inch.-Type: Folding Rule.-Price is for 1 Each. Construction: -Specialty Scales: Concrete/Glass Block, Engineered Brick, Facing Tile, Firing Til. Color/Finish: -Finish: Lacquer. Dimensions: -Length: 6 ft.-Width: 5/8 in.