UKAS 
Accredited Tool
 Calibration
 & Repair
							 
						 
							
						 
						 
							
						With ball end
For hand-operated sockets and accessories with square drive as per DIN 3120, ISO 1174, ball locking device
The extension is able to pivot up to 15°
Vanadium steel 31CrV3, polished, chrome-plated