The GPZ 7000 has an very delicate discrimination operate that can help you to disregard trash things and focus on obtaining authentic treasures. In addition to the various degrees of ground mineralization, You furthermore may need to have to consider exactly how much trash is in the bottom. Now I http://sarmacikrolewscy.phorum.pl/viewtopic.php?p=24911&sid=dea0ea68aacce70d12eda30cb02178c9#24911