Detech 12 x 10" SEF Butterfly Search Coil for Fisher F11, F22, F44 Metal Detectors Detech It is in widespread use

It is in widespread use by law enforcement for locating guns underwater

* Does NOT include coil cover or coil hardware

and a compass mounted on top of the DHI-1 provides the diver with the precise heading to the target

Compatible with Fisher M97

Detech 12 x 10" SEF Butterfly Search Coil for Fisher F11, F22, F44 Metal Detectors Detech It is in widespread useDetech 12 x 10" SEF Butterfly Search Coil for Fisher F11, F22, F44 Metal Detectors Compared to a standard Double D search coil, the patented SEF Butterfly design offers several advantages: Better ground balance More stable operation Deeper detection depth Better pinpointing More accurate target identification High Quality Construction This search coil is produced using the highest quality materials and advanced manufacturing techniques. It is filled