Advanced Dredging and Sampling Techniques DVD Video
This video contains extensive above and below water coverage of Dave McCracken's 8-inch commercial dredging operation; above and below water winching techniques; commercial testing and paystreak evaluation procedures; how to safely take apart deep gravel deposits; production dredging techniques; demonstrations of centrifuge, shaker table, rod mill, screen plant, continuous feed amalgamator, hydromatic jig; and much, much more! A wealth of valuable information about commercial gold dredging and sampling techniques!
$49.95
(Excl. Tax)