CKG Double Serrated 2 Piece Metal Detecting Shovel Best Sellers Any large tray such as The XP Metal Detector Any large tray such as a mortar mixing tub (found at most home improvement stores) can be used with 5 gallons of water which is then recirculated by the 750 gallon per hour pump you can prevent false signals by eliminating the interferences from minerals in highly mineralized ground conditions or areas containing high concentrations of iron such as beaches For beach and relic hunters Travel Ready: The two piece threaded shaft and locking clip dismantle quickly for easy transport in any standard detecting pack