A selection of deep and shallow impact sockets 1/2" drive. Shallow sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30 and 32mm. Deep sizes: 10, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 24, 27, 30 and 32mm. 1/2" drive so will fit any 1/2" drive ratchets / bars / extensions etc. Made from chromium-vanadium steel for strength and durability and helps resist abrasion, oxidation, and corrosion. Hardened to HRC 42-48. Black phosphate finish for protection.