We've used the SP35 on iron-rich Civil War camp sites where smaller coils required constant ground balance adjustments

and 44 iron discrimination segments for cleaner separation in trashy ground

Fully waterproof construction matches the AT Series submersible rating for shallow-water wading

this complete replacement shell assembly allows you to easily fix a cracked casing

Combined with the Super-D coil's dual outer receive windings

Mars Lion 7" DD Waterproof Search Coil for Garrett AT Pro Metal Detector gold We've used the SP35 onMars Lion 7 DD Search Coil with Nut & Bolt, Coil Cover, 2 Rubber Rings, and a Two Year Warranty. If you are passionate about metal detecting in thickets and tall grass, if you need to scan a vast area and not miss the tiniest artifact, and reliable identification of non ferrous targets is a top priority, then the Mars MD 7 coil is right down your alley! Compatible with the Garrett AT Pro Metal Detector. Mars search coils are 100% waterproof and are