Search coil SEF 30cm.x25cm. DD for Golden Mask 4/PRO and Golden Mask 1+ 18Khz with free coil protector and gold galvanized connector.

Deeper and with perfect separation of the signals in very trash sites.

9cm. diameter non-Ferro metal in high mineralization - 55cm. with discrimination.

Watch the video too see how it works in super trash area.