This test piece was found with a GPX6000 detector on a well-known area "considered as flogged ground amoung prospectors" This test piece is ideal because it enhances the opperators awareness to the faintest and slightest ground signal changes that most other detector operators miss due to overset settings on their machines aswell as alerting to use slower swing motions.
Weight: 0.02g approximately.
Size: Pinhead size.
Comes in a plastic display container.