根管钻
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root-canal reamer 根管扩孔钻
flat-ended root canal reamer 平头根管扩大针
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The nickel-titanium root canal reamer of utility model is applied to cure the dental pulp disease and the periapical disease of the dentistry.
本实用新型的钛镍根管扩大针用于牙科中牙髓病与根尖周病治疗。
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