for counter-holding and loosening the freewheel pulley on the alternatorextra short version, so removing the alternator is not necessarysuitable for the following vehicle models:Ford Transit Custom, Ecosport, Kuga, Transit Connect, Transit, Mondeo, Focus, Galaxy, S-Max, C-Max, Edge, Pumato be used like OEM 414-009, 414-009/1, 414-009/2Socket wrench insert made of Chrome vanadium steel bit made of high-quality chrome vanadium steel (S2) Scope of delivery: 1 bit insert, T-profile (for Torx), T501 external hexagon, 17 and 21 mm