Made from stainless steel wire that is ground to a triangle and twisted. Used for cleaning and shaping of root canals. Creates deeper cuts. Guarantees flexibility and stability. Silicone stops to ease procedures. Root Canal Reamers clean and mold root canals through the stainless steel wire fitted to a triangular shape and twisted. Unlike regular K-files, Reamers have thicker cutting chips and a lower ratio of cutting flutes to form a deeper cut.Each reamer includes a silicon stop and is ISO color-coded for relative thickness and #.