3 1/2" Domed Bronze Rock Tablet
The "RT" Rock Tablet style is a variation on the concrete marker theme and is available in a 3 ½" (89mm) diameter. The RT1 offers more resistance to twisting and features four legs. Orbital formed from solid unleaded silicon bronze bar.
The CAPMAG ceramic magnet can be used with these concrete markers to assure easy detection of the mark with a magnetic locator up to 6 to 12 inches deep, depending on soil conditions.
RT35DB Rock Tablet Installation Instructions