The countersunk hole clamping screw is locked and cannot be retracted

2022-06-25 08:56

There are anti-loosening patterns on the bottom surface of the screw head. When the locking force is too large, the contact surface between the screw and the coupling is engaged, and the guide cannot be loosened or the screw head slips.

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Does non-standard and standard have any influence on use, especially the precision of lengthening, can it be achieved?

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After the coupling is installed, will it be disengaged during operation?

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