Borba, R.B. de, Ribeiro Filho, S.L.M. e Brandão, L.C. 2016. <b>Influence of different types of sharpening in straight flute drills on burr formation. Acta Scientiarum. Technology. 38, 4 (ago. 2016), 465–468. DOI:https://doi.org/10.4025/actascitechnol.v38i4.29222.