Absorbent Paper Points with Scale F Series Mixed F1 F2 F3 100pcs/BoxAbsorbent Paper Points with Scale F Series Mixed F1 F2 F3 100pcs Box. Paper point with scale is convenient for detecting depth of root canal and can be used to check the cleanliness of root canal. It has good hydrophilia and no viscidity. Overview It was sterilized by ray according to ISO quality standard. It has good hydrophilia and no viscidity. It is hard and resilient and can be easily placed into root canal. Tip colors of paper point can avoid