YG-1 T2839 Combo de HSS-EX en espiral, 4-40, 12-24, 1/4-20UNC, 5/16-18, 3/8-16, 7/16-14, 1/2-13UNC, 9/16-12, 5/8-11, 3/4-10UNC, 4-48, 10-32UNF