Conway Cleveland Lumber/Board 4-Line Rule (Shaft 7/8" x 36" Long)

This rule is made for measuring the board foot volume of dried lumber. The stick has a flexible hickory shaft and hardened stainless steel head with sharpened pre-bent points for grabbing lumber. The first 6" from head is graduated to inches and eighths for measuring lumber thickness. Walnut wedge handle. Two scale configurations are offered. The 3-line type has figures for measuring 12', 14' and 16' lengths on one side and 8', 10', 18' on the other. The 4-line has 10', 12', 14', 16' and 9', 11', 13', 15'. Lines do not run the entire length of the rule.