UKAS 
Accredited Tool
 Calibration
 & Repair
							 
						 
							
						 
						 
							
						Machine-operated, fixing with safety ring / pin
Phosphated surface
Coupler in acc. with DIN 3121 - F 20, ISO 1174
Square drive to DIN 3121 - H 20, ISO 1174
Chrome-molybdenum steel