Rod protecting device for drilling machine drill rod

The utility model discloses a rod protecting device for a drill rod of a drilling machine. Support block, a first through hole is formed in the upper end of the supporting block; a first through holeis formed in the supporting block, a drill rod is arranged in the first through hole, a cleaning bloc...

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Bibliographische Detailangaben
1. Verfasser: HAO JIAXING
Format: Patent
Sprache:chi ; eng
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