Maximum coverage incl. incisal edges.( No preparation) with adequate depth of connector to prevent failure and debonding despite use of 'Dahl ' principle to provide occlusal clearance.
Retainer fin. to 0.3 mm at margins with final discing of incisal metalwork to provide inconspicous margin. Note:Slight greying of incisal despite thickness of this tooth. Cemented 'Panavia 21'