Keene Gold Drywashers - Adventures In Prospecting Mining ...
2 · Keene drywasher mining prospecting gold detectors treasuers pans Sold at 699 $ Keene dw12v dry washer: no gas, no noise, battery operated 1. air gravity separation: material is placed in suspension, the bellows pass air up through the cloth. the heavier material and black sand settles and becomes entrapped behind...