Diversey Suma D7 stainless steel polish 750ml (1 x 750ML) ION Hygiene Suma Inox Classic D7 750ml Schoonmaakdiscount.nl Edelstahlreiniger Diversey Suma Inox Classic D7, 750ml Pro Detailing Diversey Suma Inox D7 32 oz 6 Pack. An oil based, ready to use cleaner and polish for use on stainless steel non food contact surfaces and other metal surfaces, such as brass, aluminum and copper. Ideal for use on refrigerator doors, handles, trolleys and dishwashing machines. Leaves the surface clean and shiny. Colourless with a hydrocarbon scent.