Endostar K-files are safe instruments with four cutting edges. They are recommended for finding and shaping of narrow canals. Specifications: - 4 cutting edges. - Made of Stainless steel. - Cross section. - Good flexibility. - Safe, noninvasive (not too aggressive). - Ergonomic handle with ISO symbols. - Sterilization Steam autoclave 134°C. - Recommended sterilization time 35-40 minutes. - Length: 21 mm. - Size: #20. **For further product information, please contact Chat Support**