For atraumatic extractions, OTA periotomes feature strong, one-piece construction and the apical end is flat so it can be used for tapping. You can use a mallet with minimal vibration. This kit comes with four different blade configurations—thick, thin and two angled—and are color-coded for easy identification. Gold and blue periotomes are indicated for buccal and lingual/palatal sides of the tooth. Gray and green periotomes are for the mesial and distal sides of the tooth. Made in the United States the tips are 100% stainless steel.