Red End Modular Spacing Wood Rule, 646L (FOLDING RULE 646L 6')

FOLDING RULE 646L 6'|Designed for masonry work
All sections have square ends
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 small facing tile and economy brick); 5 courses in 16” space (for engineered brick); 6 courses in 16” space (for Roman brick).
Scales include mortar space and spacing for 6” and 12” blocks
Outside is graduated on both edges to 1/16ths of an inch
The first end section is a short section which permits butting the rule on the first 16” module
Boxed packaging