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HARTNER - Brocas de mango cilíndrico

HARTNER - Brocas de mango cilíndrico

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<strong>Brocas</strong> helicoidales serie larga, <strong>mango</strong> <strong>cilíndrico</strong>Referencia 81210Norma DIN 339Broca especialmente diseñada para perforar materialesblandos que forman una viruta larga como:aluminio, aleaciones <strong>de</strong> aluminio, zinc, cobre refinado,slilumin, electron, zamak, argalium, materialessintéticos blandos y ma<strong>de</strong>ra.Material <strong>de</strong> la htas.SuperficieTipoSentido <strong>de</strong> corteAfilado <strong>de</strong> la puntaHSSNAngulo <strong>de</strong> punta 118>Ø2,36DerechaVaciado <strong>de</strong> punta ≥Ø 1,00ToleranciaNucleo rebajadoh8Brillante Sulfanizado fase nitrurada A TiAlN A AlTiN F FIRE T TIN85 21

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