T-Pro, NITI Gold Rotary File, L21, E4

New general files combine heat treatment files with heat actived files. 200% improved in the durable, enduring cutting force and fracture resistance. File PG/E1/E2 are processed with heat-treatment technology while E3/E4 with pre-bendability. Totally meet all need of different canal,s shape. Best cost-effective choice for you!