[Good Elastic &Wear Resistance] The Dental Endo Files NITI Engine File has cone-shape appearance, and it is made of Nickel titanium alloy, has strong elastic and wear resistance
[Effective Cleaning] The Niti file head is like pen nib, which is used to remove exfoliated cells, plaque, effectively cleaning the root canal
[Function] Its function is to expand the root canal, remove pulp residue from the root canal, and adjust the shape of the root canal
[Package] This set contains 3 pcs NITI Engine File, they are 2004, 2504, 3004