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HOLMBERG Número de taladros de ALIVIO d (pulg) 2 3 4 5 D=2.5 PULG 2.5 2.89 3.42 3.85 4.20 D=3.0 PULG 3 3.37 3.96 4.43 4.82 D=3.5 PULG 3.5 3.81 4.47 4.97 5.37 D=4.0 PULG 4 4.24 4.93 5.45 5.86 D=4.5 PULG 4.5 4.63 5.46 5.89 6.29 N=2 N=3 N=4 N=5 =0.15+34.10∅−39.40∅^2 =0.15+34.10 [ √ ]−39.40 [ ]^2 N=2 N=3 0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 LONGITUD DE AVANCE

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Hoja1HOLMBERGNmero de taladros de ALIVIOd (pulg)2345D=2.5 PULG2.52.893.423.854.20D=3.0 PULG33.373.964.434.82D=3.5 PULG3.53.814.474.975.37D=4.0 PULG44.244.935.455.86D=4.5 PULG4.54.635.465.896.29N=2N=3N=4N=5

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