Ten-piece imperial hexagon key set, manufactured from chrome vanadium steel hardened and tempered, each held on key ring type holder. Features: 1 x Hex Key Set of 10 Piece Size: 1.5mm/2mm/2.5mm/3mm/3.5mm/4mm/5mm/6mm/8mm/10mm Ideal for repairing bicycles, motorcycles, scooters, roller blades, skate boards and many other products