TEKTON 1250 1/2" Drive Deep Socket Set, 13-22mm, Metric, 8 Sockets Drop forged carbon steel construction Corrosion-resistant chrome plated finish Notched drive locks onto ratchet or extension Tapered-end 6-point sockets Set Includes: (8) 1/2-Inch Drive Deepwell Sockets (Metric): 13, 14, 15, 17, 18, 19, 21, and 22 mm