P3:Remove subgingical and deep perio calculus. E1: 120°Angle Holder for Shank dia:0.8mm U files,usually use for anterior root canal cleaning, sterilizing and taking out the stem in root canal. E2: 95° Angle Holder for Shank dia :0.8mm U files,usually use for molar root canal cleaning,sterilizing and taking out the stem in root canal.
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