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Hex Socket Bit 4 mm, 3/8" Drive, 50 mm Length — Proxxon
Summary description:
Proxxon 4 mm hex (Allen) socket bit with a 3/8" drive and 50 mm length. Designed for use with 3/8" drive ratchets, torque wrenches or extension bars, the bit provides a precise fit for 4 mm hex fasteners. Suitable for assembly, maintenance and repair tasks in mechanical, automotive and equipment servicing where a medium-length hex bit is required.