Progress Drills - all smaller types. A set of detailed catalogues for the No. 16, No. 16S, Junior 3/8", Junior 1/2", Junior 1/2" Pillar, No. 0 (1/4" capacity), No.1 and No. 1S early, No.1 and No. 1S late, 2G, 2GS and 3A. 26 pages.