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The Ultimate Guide To types of screw heads

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The ridges, every time a cut is supplied a slight undercut towards the outer corners. This allows For additional turning pressure and minimizes the possibility with the screw stripping. much like the Philips screw head https://fraserqfon215035.azzablog.com/26957784/new-step-by-step-map-for-types-of-screw-heads

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