These can be used with a locator and are recommended for use in noisy environments.
RD312 Soft Carry Bag.
The RD312 locator reduces time wasted looking for lost covers and is the right choice for speeding up site work and achieving fast payback.
The RD316 is a versatile, easy to use yet cost effective instrument for locating buried ferrous metal objects.
Radiodetection's Metal Locator equipment makes finding buried manhole covers and access points under soil or asphalt efficient, quick and simple.