High quality rock drilling tools by Youngpoong

Name: High quality rock drilling tools by Youngpoong
Uploaded: 2011-06-16T01:21:18+00:00
Duration: 2 min 18 s
Channel: Korea machinery
Description: Rock drilling tools used in Quarrying, mining, tunneling, construction, civil engineering, and also the demolition industry.<br /><br />http://www.youtube.com/user/TheElectronicshop

Korea machinery

Rock drilling tools used in Quarrying, mining, tunneling, construction, civil engineering, and also the demolition industry.  http://www.youtube.com/user/TheElectronicshop

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