MagicRing® Screw Holding Ball End Hex Metric L-Key. 10.0mm x 221mm OAL. Chrome-V-Moly Super Tool Steel, Hard Chrome Finish, Long Arm. Screw holding, hardened spring steel retaining ring holds screw on. Ball end for 25° angle driving.Uses Hardened Steel Compression Ring Securely Grips Inner Head Of ScrewAllows free hand for work positioningSizes 1/8 to 3/8 Screw holding MagicRingWiha Exclusive Chrome-V-Moly Super Tool SteelPrecision Machined Exact Fit TipsHard Chromed FinishGuaranteed Quality made In GermanyWiha uses the same image for many products. Photo may not be exactly as product appears. Please read description carefully.