pd4dPD1 PD3 PD4 ED1 ED6 ED4 ED5 GD30 PD3D PD4D. If. 3. DTE. 8. 9. 10. P. D600002. E. DTE PD4D. > DETACHABLE HANDPIECE. WITH LHT. Better visibility. HandpieceSize: 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.