NOT KNOWN FACTUAL STATEMENTS ABOUT TYPES OF SCREW HEADS

even so, Phillips II recesses consist of a vertical rib located amongst the cruciform recesses that engages with horizontal ribs on a Phillips II driver to generate a adhere-match and provides anti cam-out qualities. In real use, the fastener drivers might be interchangeable, but just before exerting power, each one ought to be comprehensively ins

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