Rotary Coring Description of service Using a multi purpose track mounted Commachio MC300 we are able to sample soft material using standard window sampling techniques ahead of encountering rock where we commence conventional coring to depths in excess of 50.00 m. CJA Approach We have invested in the latest and most powerful Commachio Pioneer rigs offering the greatest capability, both in overburden and coring at depth. Our drillers are widely acknowledged to be the best around with decades of experience ensuring the client gets the most of the investigation. | 
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