Feitor, Michelle CequeiraSerra, Petteson Linniker CarvalhoSousa, Rômulo Ribeiro Magalhães deBarros Neto, João Rodrigues deLibório, Maxwell SantanaCosta, Thércio Henrique de Carvalho2021-12-212021-12-212020-04SERRA, P.L.C.; Sousa, R.R.M.; BARROS NETO, J.R.; LIBORIO, M.S.; FEITOR, M.C.; COSTA, T.H.C.; FURTADO, A.S.. Application of nitriding and duplex treatment on steel drills-HSS. Journal of Multidisciplinary Engineering Science and Technology (JMEST), v. 7, n. 4, p. 11699-11708, abr. 2020. Disponível em: http://www.jmest.org/wp-content/uploads/JMESTN42353330.pdf. Acesso em 14 abr. 2021.2458-9403https://repositorio.ufrn.br/handle/123456789/45516Plasma nitridingDuplex treatmentDrillsHigh-speed steel (HSS)Drillingarticle