Draper Wobble Extension Bar, 3/8" Sq. Dr., 150mm

Amazon

3/8-Inch square drive wobble end extension bar Made from hardened and tempered chrome vanadium steel material Extension bar has a knurled ring for extra grip Machined wobble end allows sockets to be driven at up to 15-degree vertical Attached with a spring-loaded ball bearing for secure socket holding, Weight: 0.0992080179 pounds, Manufacturer: Draper

Electrical World

Expert Quality, with wobble end, manufactured from chrome vanadium steel hardened and tempered with a polished finish. Each ext. bar has a knurled ring for extra grip. Machined wobble end allows sockets to be driven at up to 15° to the vertical. Attached with a spring - loaded ball bearing for secure socket holding. Display packed.

ManoMano

Draper 3/8" Square Drive Wobble Extension Bar (45mm) (16734)