Velikost videa: 1280 X 720853 X 480640 X 360
Zobrazit ovladače přehrávání
Automatické přehrávání
Přehrát
Have you worked with a sonic drill rig before? What did you think? When and where do you think they should be used? Let us know!
I have used this rig before in a tailing storage facility, the recoverability was very good.
Have you worked with a sonic drill rig before? What did you think? When and where do you think they should be used? Let us know!
I have used this rig before in a tailing storage facility, the recoverability was very good.