FIG. 1 is a top perspective view of a metal detector showing our new design;
FIG. 2 is a front elevation view;
FIG. 3 is a left side elevation view;
FIG. 4 is a right side elevation view;
FIG. 5 is a rear elevation view;
FIG. 6 is a top plan view; and,
FIG. 7 is a bottom plan view.
The broken line showing is for illustrative purposes only and forms no part of the claimed design.