Part No 3236. 20 piece Gear Ratchet Combination Spanner Set. 72 teeth ratchet drive. Sizes: 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24, 27, 30 and 32mm. Hardened Gear. Supplied with 1/4", 3/8" and 1/2" drive adapters.
eBay