No, our magnetic locators will only locate ferromagnetic metals (i.e. iron, steel). Coins, gold and brass do not contain ferromagnetic materials.

Yes, if the pipe is fitted with a tracer wire or a sonde (a miniature transmitter) can be inserted inside the pipe.

It all depends on the size and material of the object, but some examples are: Magnetic Locators: Survey marker up to 9 feet 1-1/4″ PK nail up to 12 inches 4″ Cast-Iron pipe up to 10 feet Well casting up to 18 feet Manhole cover up to 10 feet Pipe & Cable Locators: Buried utilities up to 20 feet maximum