Handy six-in-one comb to clean and straighten condenser and evaporator coil fins. Comb sections are clearly marked for fin size. The tool is compact enough to use even in confined spaces: the comb head is 3-1/8" in diameter; the handle is 3-1/2" long.

10-1/2, 11, 13, 18, 20, and 22 fins per inch