Excal 1000, Excal II, Sovereign GT, CZ-20, Tiger Shark, Tejon, GTI 1500, Surfmaster Pulse, CZ6a, DFX, AT PRO, Fisher 1235, Surf PI Pro, 1280-X, many more because I enjoy learning them. New Garrett Ca
On the At pro the zinc pennies are in the 74-75 range,the copper pennies read in the dime range 80-81,I don't usally dig the zinc ones as they are usally corroded if they have been in the ground for some time. Cool video though,I always hit the park benches!