BLACKROBOT 12 Drive Impact Lug Nut Socket Set 19mm x 21mm Impact Socket Set CRMO 6Point Electroplated Surface for Auto Repair

DualEnd Flip DesignThis 19mm 21mm dualhead socket features an innovative reversible flip design One end fits 19mm nutsbolts while the other end fits 21mm nutsbolts Compatible with standard 12inch drive tools requires a 12 drive extension bar for use this design minimizes tool changes and boosts work efficiency Premium CrMo SteelChrome molybdenum is a kind of alloy steel which has good resistance to hydrogen corrosion and high temperature and its comprehensive performance is significantly better than CRV material In daily use this material has good impact absorption performance and is not easy to break High Adhesion Coating Eyecatching MarkingUnlike traditional black oxide coatings BLACKROBOTs flip impact socket is electrophoretically coated for superior corrosion and rust resistance for long term use Laser markings make all models easy to store read and quickly identify 6Point Design The recessed hexagonal nut is easier to embed which can grasp the stubborn fasteners without falling off The 6point lateral drive design prevents the wobble socket from rounding under the high torque output making them maintain integrity without deformation Wide ApplicationThe Lug nut flip socket can be used together with impact wrenches torque wrenches and other tools suitable for most of the automotive and mechanical equipment nuts.