The GearWrench 24-pc 3/8" Drive Metric Socket Set (Standard/Deep), No. 80559, features an 84-tooth full polish chrome, thin-profile, teardrop-shaped ratchet with 3" and 6" knurled full polish chrome extensions. It includes 6-point deep metric sockets from 10mm through 18mm and 12-point standard metric sockets from 8mm through 19mm. All sockets are full polish chrome with large hard-stamped size markings and feature exclusive GearWrench Surface Drive Technology to reduce fastener rounding. All meet or exceed ASME Specifications B107.5M, and B107.10. The set comes with a heavy duty blow mold storage case.