3-in-1 angle key wrench set, long, hexagon socket with ball head, metric units, 10 parts. Supplied = assembled. Conforms to = DIN ISO 2936. Feature = fully hardened. Model = for difficult to access screws. Handle = 2-component handle. Number of parts = 10 pcs. Unit of measurement for hex key = metric. Product type = hex keys. Long model. DIN ISO 2936. With ball head on the long end. Ideally suited for screws that are difficult to reach. Fully hardened. Handle with double function (holder/T-handle) Matt chrome plated. Special tool steel.