Fisher Operational Test Piece WHOLESALE High-resolution manual ground balance with

High-resolution manual ground balance with continuous ground readout

you can select between an audible alarm and a silent alarm/vibrate alarm

5" x 11" search coil which is excellent for hunting in highly mineralized areas such as salt water beaches

This advanced system aids in locating precious metals buried between 4 to 6 meters underground

Garrett 9" x 12" Search Coil for Ace Series

Fisher Operational Test Piece WHOLESALE High-resolution manual ground balance withFisher Operational Test Piece Product Overview The Fisher Operational Test Piece is an essential accessory for ensuring your walk through metal detector is functioning properly. This test piece is designed to meet FAA standards, providing reliable performance and accuracy. Compatibility This product is specifically designed for use with the Fisher M Scope Walk Through Security Metal Detector, ensuring seamless integration and optimal performance.