sampling promising locations

Which direction should the wheel rotate

narrow washes

and feed rate as necessary

Fisher F70

Garrett 9 x 12″ Concentric Search Coil for ACE Series Metal Detectors Gold Pans sampling promising locationsDescription: Waterproof 9x12" Search Coil from Garrett, Compatible with Garrett ACE Series and CSI 250 Coil is completely waterproof and can be used in water and on land! Retain the depth of the larger circumference of the 12" coil for deeper targets and you will also get the more concentrated search power of the smaller round 9" coil center for smaller targets from surface ground to mid level depths. Features: Coil Shape : Elliptical Size : 9x12" in