joints can loosen

Special sound-blocking muff design eliminating environmental ambient noise up to 24 decibels

and comprehensive 2-year warranty coverage

Absorbs impact and static - Protects against rocks

position the new handle against the housing mount

Whites 7.5" Dual Field Search Coil for TDI & TDI Pro Metal Detectors external-battery joints can loosenWhites 7. 5 Dual Field Search Coil. This coil is ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates). Compatible with the Whites TDI and TDI Pro Metal Detectors. 7. 5" Dual Field for the White's TDI and TDI Pro. Ideal for soils with predominately high magnetic susceptibility (rapid signal decay rates) typical of North America. 7. 5" Dual Field Specifications Frequency: Pulse Size: 7. 5" Configuration: Dual Field