*Not suitable for Silver or Gold Coins or Artifacts

The reduced size actually improves sensitivity to small targets at shallow depths

Superior Underwater Audio Technology

Intermediate detectorists upgrading from basic models — Advanced features without overwhelming complexity

Mars Goliath 15” DD Waterproof Search Coil for Teknetics T2 Metal Detector nokta invenio pro *Not suitable for Silver orMars Goliath 15 DD Search Coil with Nut & Bolt, Coil Cover, 2 Rubber Rings, and a Two Year Warranty. Compatible with the Teknetics T2 Metal Detector. The Mars Goliath coil will ensure the maximum possible target detection depth as well as a larger scan area. It is at its most efficient searching in large open areas clear of thick vegetation. Mars search coils are 100% waterproof and are protected against electrical interference. Compatible Teknetics