SubSurface Instruments has had many years of experience in manufacturing underground magnetic pipe and cable locators. They pride themselves on durable, high quality products and even offer a lifetime warranty on their magnetic locators.
Their magnetic locators are available in two different models, the ML-1M and the ML-1. Both models operate identically with the same controls except for the addition of an LCD meter available on the ML-1M. The LCD meter displays visual signal strength, polarity indication, gain setting plus a battery life display. ML-1 has as auditable alarm only.
The ML series locators are sturdy and lightweight. Weighing only 2 pounds, they are easy to operate with just one hand. It works on two 9-volts batteries. Both models feature switches for adjustments. A bag and hard case are included. As said earlier it comes with a lifetime warranty. It can be used to locate Corner markers (iron or steel), Mag nails and PK nails, Valve and curb boxes, Iron and steel pipes, Well casings, Manhold & Utility Box Covers, Steel drums & tanks, Septic tank handles, Energized electric cables, Marker magnets, Unexploded bombs (UXO), and more.