Dust removal electric drill

The utility model relates to an electric drill accessory field especially relates to a dust removal electric drill. Dust removal electric drill, including drilling rod and drill bit body, be equipped with dust collection channel along its axial in the drilling rod, dust collection tank has been sete...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHEN SHAOJIE, ZHONG CAIGUI, ZENG CHENGLIN, LI QIUYU, HUANG JU
Format: Patent
Sprache:chi ; eng
Schlagworte:
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