This Teng Tools Universal Joint has a 3/4in square drive and is manufactured from chrome vanadium steel with a satin finish to ensure strength and durability.
The joint allows a bend in the turning axis, commonly used with extension bars for turning a bolt or nut in a difficult to access location.
Specifications:
Drive: ¾ in.
Length: 115mm (4.1/2in).
Weight: 570g.