Berntsen

8 лет назад

Berntsen International introduces the latest innovation in prisms from their RS line of products. These mini prisms are ideal for survey work, construction layout, and monitoring using total stations. With multiple sizes, rotation ranges, and attachment options, surveyors can find the best solution for their specific project, no matter the surface.

12 лет назад

This video demonstrates how to use Bernsen countersink drill bits to install survey or utility markers in concrete. The video shows how to assemble the drill bits and how to use them to drill holes in concrete. The video also shows how to install the marker in the hole.