1/2" thin wall deep impact socket set 3pcs - Plastic coated for damage-free work on light alloy rims - Made of special chrome-vanadium-molybdenum steel (CrMoV) and therefore suitable for demanding use with impact wrenches - Quickly find the right width due to different colors - With receptacle for locking pin and safety ring for attachment to the impact wrench Inhalt: 3 deep impact sockets for light alloy rims 12.5 [1/2"] 17 mm (blue) - 19 mm (yellow) - 21 mm (red)