CORS Detonation 13" x 14” DD waterproof Search Coil with Coil Cover, Nut & Bolt, two Rubber Rings, Velcro Strap, and a Two-Year Warranty. This search coil is compatible with the Garrett AT Pro Metal Detector. CORS Detonation Search Coil is lightweight and completely Waterproof- and has excellent maneuverability. This coil is designed to detect medium and small targets at a depth that is unattainable for other coils. The CORS Detonation Coil is ideal for finding coins, treasures and artifacts in any territory.AT PRO ONLY!- NOT COMPATIBLE WITH AT GOLDThe Search Coil used by Professionals and Serious Detectorists!The CORS Detonation Search Coil is designed to detect medium and small targets at a depth that is unattainable for other coils. Working with a slow swing will help maximize its ability to find not only large and medium targets but small targets which weigh less than 1g at 20 cm depth.This coil is superior to a standard coil in depth by 22%-45% (depending on the model of the metal detector) and in ground coverage of between 30%-60% (depending on the model of the metal detector).The CORS Detonation Search Coil is suited for finding coins, treasures and artifacts in any territory. The coil is fully submersible, the coil body is filled with high quality epoxy resin.Quick SpecsCoil Size: 13" x 14" (33 x 35.5 cm)Weight: 23.6 oz (670 g) (without coil cover)WaterproofDouble D ConfigurationScrew-On ConnectorExtreme DepthSpecificationsThe Coil is filled with a high quality epoxy resin Extremely robust coil mounting bracketCable Strain relief offers complete waterproofingOuter Coil shell manufactured from high impact resistant plastic UV ProtectedThe Search Coil is completely WaterproofCoil cover is included (you can use it without a coil cover as well)Connector has gold or silver plated contacts depending on the modelHigh-strength cable with a larger cross-section - Made in GermanyFull 2 Year WarrantyIncluded AccessoriesNut and Bolt with two Rubber RingsVelcro StrapCoil Skidplate already attached to coil