The MetalliScanner m40 quickly and easily detects ferrous and non-ferrous metal in wood, drywall, paneling, tile, stucco, plaster, concrete, and other non-metallic surfaces. The product can find studs in lath and plaster walls, without metal mesh, by detecting the nail heads attaching the lath to the stud. The tool is to be used to scan reclaimed lumber and to find plumbing, ductwork, rebar and nails in walls, floors, and ceilings. For more information, visit