Spoiler alert: there's no universal ‘most effective metal detector for gold’. (Even though the GPZ 7000 is close for the people of you who can afford a detector that’s the exact same cost as a vehicle). Second, Guantee that the device you end up picking is strong and can stand https://www.d-ushop.com/forum/topic/84939/how-to-choose-the-right-coil-for-your-metal-detector