Air Rotary Drilling

2:30 that guy wanted to grow up to be a surgeon but didnt have the steady hands

This video is very educational. Thank you very much.

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Gord and Karm at their best!

HOW DEEP DOES THIS RIG GO?

very informative, thanks for uploading

Are you looking for Instructors? I am qualified and certified!

The music is so distracting otherwise excellent video

Thanks well explained

Get rid of the annoying music or at least turn it WAY dwn

Thank you for the great video!

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Is rotary drilling similar to the exploratory drilling ?