Athreadcuttingscrewisatypeofselftappingscrew-inthatitbothtapsandfastensinasingleoperation.
Andunlikeathreadrollingscrewwhichdisplaces / deformsthematerialinthenewlyformedthreadpath,
threadcuttingscrewsphysicallyremovethematerialintowhichtheyaredrivenastheyformnewmatingthreads.
Ce este șuruburile de tăiere a firelor?
Jul 07, 2020
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