NiTi K-File Size 50 21mm 6pcs

Endodontic K-file manufactured from premium nickel-titanium alloy offering superior flexibility and fracture resistance compared to stainless steel. Features color-coded identification and silicone endostop for precise working length control. Provides smooth and progressive root canal enlargement with shape memory properties that eliminate the need for pre-bending. Package contains 6 files of size 50, 21mm length.