Dental iQ Volume 54, 2/2019 page 88-93 , more by this authormore by this author back Key words: Trade name and manufacturer: K-fileDentsplyTulsa DentalK-FlexofileVitremer3M EspeEmpress DirectIvoclar VivadentVicrylEthicon K-fileDentsplyTulsa DentalK-FlexofileVitremer3M EspeEmpress DirectIvoclar VivadentVicrylEthicon Original publication: ENDO 2019;13(1):71–75.