Draper 6 Point Metric Socket, 1/2" Sq. Dr., 22mm

Amazon

Ideal Performance - Manufactured from chrome vanadium steel hardened, tempered, chrome plated and polished to ensure ideal possible performance Locked In Grip - The socket has a knurled ring for extra grip, making sure it is firmly locked in place Draper Quality - Reliable Draper Tools quality guaranteed, Weight: 0.21164377152 Pounds, Manufacturer: Draper

Electrical World

Expert Quality, 6 point sockets manufactured from chrome vanadium steel hardened, and tempered with a micro satin finish. Each socket has a knurled ring for extra grip. Display packed.