Hexagon keys with ball end on the long arm and conventional ends on short arm. The ball type hexagon tip allows the hexagon key to be used up to 30° angle from the screwhead recess. Manufactured from chrome vanadium steel that’s hardened and tempered. Held in plastic storage holder.Contents: 2.0, 2.5, 3.0, 4.0, 5.0, 5.5, 6.0, 7.0, 8.0 and 10.0mm