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Profiled drive system for screw fastener has four radial sided flanges separated by profiled slots to connect to a correspondingly shaped tool
Profiled drive system for screw fastener has four radial sided flanges separated by profiled slots to connect to a correspondingly shaped tool
A profiled drive system for a screw fastener has four evenly spaced radial sided flanges (1) separated by slots (2) parallel to the axis. The drive tool has a corresponding profile which fits over the screw head and with an outer cylindrical sleeve for an improved grip.
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