Heavy duty, zinc-plated carbon steel lifting keys with robust, closed-handles. Lifts light-duty manhole covers and access panels. Compatible with recessed tray-type covers and many other manhole and drain covers in the home and garden. Single key. Nominal size of key end lug (L x Dia): 20 x 10mm. Heavy duty, zinc-plated carbon steel lifting keys with robust, closed-handles. Lifts light-duty manhole covers and access panels. Compatible with recessed tray-type covers and many other manhole and drain covers in the home and garden. Single key. Nominal size of key end lug (L x Dia): 20 x 10mm.