Small crank wrench key for wall clocks and small grandfather clocks
Small brass crank key for wall clocks and grandfather clocks, very good quality. Available in all common square thicknesses.
The dimensions stated are the application sizes which refer to the dimensions of the square shaft.
For a 4.5 mm square shaft, a No. 9 / 4.5 mm key is used.
Version may vary slightly depending on size and availability, see product photos.
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