Product features: Used by bricklayers. Graduated vertical inches to 1/16ths, both edges. Brick Mason scale on inside, red course counters numbered consecutively. Regular outside markings in black. Using the Lufkin "Red End" 636 Brick Mason's Rule is easy and fast.
Durable construction with strong, brass-plated joints and brass endcaps to prevent ends from splintering
Featuring brick spacing rule on the inside surface
Outside markings are graduated from feet and inches to 1/16th along both top and bottom edges