A Pithead Baths Soap Dish.
Made from a galvanised iron. Size 5″ x 5 1/2″ x 1″ inches.
This is an older version from the 1930’s to the 1960’s. They would be hung from a bracket that was on the water pipes just above the shower on and off controls. These dishes were part of a miners personal property, you would keep them in your lockers between shifts.