CICADA Endo Rotary NITI Engine Files. 21/25MM Dental Momory Function US. Endo files applies to endo motor for the root canal treatment in the root canal therapy such as pulp necrosis, chronic pulpitis, chronic apical periodontitis, pulp-periodontal syndrome and for who has system disease which not suitable for teeth extraction but in need of treatment or keep offending teeth temporarily.The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. Return Item/s must be received in the same packaging with ALL Original Contents and Labels that were included. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical, Lab & Dental Supplies\Other Medical, Lab & Dental Supplies". The seller is "dentalwhitesmile0915" and is located in this country: US. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.