Hexagon key ballpoint metric set made from ultra tough bit grade steel and chrome plated hex plus 20 more torque prevents rounding out of screw head the shallow key design allows access in confined spaces and one ball end allows the key to be used at an angle from the screw head 1 each of 1590 2100 25112 3126 4140 5160 6180 8200 10219mm secure tool holdingeasy access clip