Shop › CT-58 Fuel Nozzle Tool Image 1 of 1 CT-58 Fuel Nozzle Tool $75.00 Used to verify the low pressure and high pressure spray patterns on the CT58 Turboshaft engine fuel nozzle. Made from PETG. Quantity: Add To Cart Added! Used to verify the low pressure and high pressure spray patterns on the CT58 Turboshaft engine fuel nozzle. Made from PETG.