Senior in age only!!!
Join Date: Nov 2010
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A properly sized taper lock coupling should not present any difficulties . The taper lock bore is designed to tighten on the shaft as the taper is driven into the coupling via grub screws. Some systems also use a key to deliver the drive but that must be machined into the shaft.
The great appear great because you are on your knees. James Larkin, Irish Labour Movement.