Hardened and tempered with a fully polished, mirror finish. Open-end and WallDrive® ring combination with long slim shaft. Sizes: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 27, 30, 32mm.
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