Metal detector

Building Products, May-June, 2005 by Stephanie Herzfeld

Hilti. The PS 200 Ferroscan detects rebar and other ferrous objects in concrete. It can determine the rebar's depth, diameter, and location. The system includes a scanner and a monitor. When the scanner is run across the surface of the concrete, an image of what lies beneath is translated to the monitor that features an LCD screen. 800-879-6000. www. us.hilti.com. Circle 355.

[ILLUSTRATION OMITTED]