Whites 7.5" Dual Field Search Coil for TDI & TDI Pro Metal Detectors 17-inch Extended shaft included: Perfect for

Extended shaft included: Perfect for taller operators who struggle with the standard setup

and Ground Balance in Auto for fast moves between iron piles

Check Your Housings: Notice cracks or deep gouges in your outer shell

or with a USB power block such as a smartphone charger

and the lightest

Whites 7.5" Dual Field Search Coil for TDI & TDI Pro Metal Detectors 17-inch Extended shaft included: Perfect forWhites 7. 5 Dual Field Search Coil. This coil is ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates). Compatible with the Whites TDI and TDI Pro Metal Detectors. 7. 5" Dual Field for the White's TDI and TDI Pro. Ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates) typical of North America. 7. 5" Dual Field Specifications Frequency: Pulse Size: 7. 5" Configuration: Dual Field