title: [Appraisal of the cutting efficiency of rotary instruments of tungsten carbide at high speed].
mesh_terms: D003737:Dental Cavity Preparation / Q000295:instrumentation*; D003754:Dental High-Speed Equipment / Q000592:standards*; D066298:In Vitro Techniques; D014414:Tungsten
chemical_list: D014414:Tungsten
vernacular_title: Avaliacao da eficienca de corte dos instrumentos rotatarios de carboneto de tungstenio em alta rotacao.