Dia-ProISO GT (Spillproof) Millimeter Marked Highly absorbent. Uniformly tapered to match tapered instruments. Points are marked to provide preliminary guidance in measuring the root canal depth before proceeding clinically with the application of Gutta Percha Points. > Designed to complement: ProFile® ISO Rotary Files and K3® Files > Millimeter Markings provide a quick and easy method for depth measurements > Eliminates apex perforations which may lead to bleeding > Superior absorbency ensures complete drying of the entire canal > Save chair time with pre-measured points > The +/- .029 diameter tolerance ensures an excellent fit to the files > Cadmium free, latex free, radiopaque and hand rolled > Each size is color coded > Packaged in a spillproof box