Hexagon key set SPECIAL, 9-piece, with the key sizes SW 1.5 - SW2 - SW2.5 - SW 3 - SW4 - SW5 - SW6 - SW8 - SW10 mm, extra long blade with ball head, made of hardened S2 special steel, polished, hard chrome-plated surface, in a practical plastic holder with belt clip. The special feature: With the help of the special key shape, even damaged (rounded) hexagon socket screws can be loosened (not on the ball head side).