The Robert Sorby Sovereign 12" handle is the latest of the sovereign handles. They allow the unhandled Robert Sorby unhandled chisels to be fitted, and give a long stable handle giving the user confidence in their chisel. This handle comes with a Collet Adaptor with Flat Tang and 3/8" Collet Adaptor.
A counter weight is available for anyone wanting a heavier handle, extensions are also available as are various sizes of collet adaptors for unhandled blades.