For more stubborn rust or scale, mechanical methods may be necessary. Brass wire brushes, scrapers, or even rotary tools with ...

From hobbyist gear to advanced scanners, the science behind detection depth is complex. Explore the variables that govern just how deep detectors can search.

The SAR-1 has both visual (ten ultra bright LEDs) and sensory (vibration) target indicators. When the detector approaches a metal object the handle begins to vibrate and a few of the LEDS ...