High quality L key set for hexagonal socket screws in a practical clip fastener out of wear resistant material, enabling secure storage of the L keys as well as simple removal. L keys with Hex Plus profile: offers a larger contact surface within the screw head. This reduces the notching effects to a minimum and almost completely eliminates the risk of destroying the screw recess. The ball end on the long arm allows for reliable working even in difficult installation situations. The precise chrome plated design ensures high corrosion protection. The tools are quickly to hand thanks to the laser engraved and thereby wear resistant size markings on the L keys.