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What size drill holes are required to pass the connectors of the Hafele 833.75.754 extension lead through a surface?

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DK Hardware 2026-09-30 - 18:04:23
Technical Team

To pass the connectors of the Hafele 833.75.754 extension lead through a surface, a drill hole diameter of 8 mm (5/16 inch) is needed for the plug. A larger drill hole diameter of 13 mm (1/2 inch) is required for the socket.

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