Lufkin Red End 6 Ft. x 5/8 In. Wood Folding Rule with Hook Brand_Fluidmaster They can be used in

They can be used in vacuum systems as well as any other application where backflow prevention is desirable

Precision ground Steel blade with nonstick coating

Any time ants are active

metal and plastic applications

Lufkin Red End 6 Ft. x 5/8 In. Wood Folding Rule with Hook Brand_Fluidmaster They can be used inRed end. Boxwood finish. Heavy duty, 1 8' thick sections. Marked both edges, both sides. Markings embedded into wood. Consecutive inches to 16ths. 16' centers marked in red. Blade and markings protected by longer wearing epoxy finish. Graduated brass slide. 6' folds. Rivet joints. HX46N has a hook; zero falls inside of hook, for distance measuring. X46FN has flat, inside markings, numbering begins on inside of rule.