Torch Injector Nuts are included in all of the NexION 1000/2000 SMARTintro sample introduction kits. They are also included in the NexION 2000 B Configuration's Consumable Kit (N8150054), the NexION C Configuration's Consumable Kit (N8150055), the NexION P Configuration's Consumable Kit (N8150056), the NexION S Consumable Kit (N8150057) and the NexION 1000 Consumables Kit (N8150058).