Blog: Cheekbender—What does it do?
Square elbows have two sides, referred to as “cheeks”. While those cheeks are still in the flat, the manual cheek bender turns a 90 degree flange on each of the two sides of the throat. One side turns the flange for small Pittsburgh (1/4” high) and the other side turns the flange for large Pittsburgh (7/8” high). This flange will serve as the Male Pittsburgh.
