(a) The Pd4d valence states are fitted using two peaks due to

pd4dThe PD4D scaler tips are compatible with their DTE scaler handpieces and NSK orinal. PD4D: Can replace the traditional G reamer, used to prepare good endoSize: PD4D Endo scaling tip can be autoclaved between 5-20 minutes at 134°C The PD4D are used to remove subgingival calculus and interdental calculus.