SubSurface Instruments Magnetic Locator can be used to find the following items, and any target containing at least a small amount of iron or steel:
Corner Markers (Iron or Steel)
PK Nails & Mag Nails
Valve & Curb Boxes
Iron & Steel Pipes
Septic Tank Handles
Energized Electric Cables
Locator come with a 5-year warranty. Not just good enough to do the job, good enough to last a lifetime.
The Metered Model ML-1M adds features without complexity or operator learning curve. Same quality construction as ML-1 with a digital readout. The display shows signal strength and graphic display of gain. Strength shown on a +/- scale. Also has a battery display to indicate when the battery is low.