All choke coils in this series are the same size as the unit illustrated. Leads are of No. 21 tinned wire. Values from 0.68 uH to 5.6 uH are wound on phonolic forms. Values from 6.8 uH to 33 uh are wound on iron core forms. Tolerances are +/- 15% for ML10 S through ML82S: +/- 10% from ML10G through ML270. All units are impregnated with thermosetting varnish and are EIA color coded.