pd4dSize: 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.PD4D Quad Dital Decoder • Four H.264MPEG-2 HDSD decoders in one unit with ASI input and IP inputs • Decodes standard MPEG formats including HD 1080i, 720p, 480p,