Verified Certificate

Supported by the following organizations

This is to certify that Rafael Cardoso Duque Estrada Leitao successfully completed and received a passing grade in CNC.ETRRx: Introduction to Computer Numerical Control a course of study offered by TenarisUniversity, an online learning initiative of TenarisUniversity.

Noted by

Horacio Galli

Horacio Galli

Director TenarisUniversity

Santiago Bonfanti

Santiago Bonfanti

Director Roberto Rocca Technical School

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