Собственно чем хороша сдвоенная гайка? есть ли смысл в ней для деревообрабатывающего чпу?
Смысл в ней есть всегда, если не жалко денег.
Двойная гайка позволяет сделать преднатяг, тем самым убрать люфты. Но увеличить износ ШВП.
есть ли смысл в ней для деревообрабатывающего чпу?
???
Каков вопрос, таков ответ.
Информацию для самостоятельного выбора вам дали.
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