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Socket adapter/impact socket 1/2" 21 mm Adler 3513.21D long impact socket
Summary description:
Long impact socket for 1/2" drive, 21 mm size, by Adler (model 3513.21D). Designed for use with impact wrenches and pneumatic or electric torque tools, the long profile allows access to recessed fasteners. Suitable for automotive, industrial maintenance and repair tasks where a durable impact-rated socket is required.