The product is a set of 10 Delavan 75 60W oil nozzles, made by the brand Danfoss. These nozzles are designed for use in a storage tank water heater, specifically for boilers that run on oil. The model is 0.50 / 60°ES and originates from Denmark. The nozzles are unused and come in tubes for storage and protection. Ideal for heating systems that require precise control over oil flow rates. CONDITION : ABSOLUTELY UNUSED NEW STILL IN THE TUBES JUST OLD STOCK. SEE PICTURES INSET.