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545572

0.770" Set Screw Hub 5mm Bore

£7.08

5mm (0.770") Set Screw Hub

Or

This 5mm set-screw hub is nearly balanced and great for high-speed applications.  The 10-32 cup point set-screw requires a 3/32 hex key. 

When tightened, it will indent the shaft that is passing through and create the necessary friction to keep a tight hold on the shaft.