Target plate for reflective targets with M8 thread

This carrier board is perpendicular to the surface for the installation of reflective targets with an edge length of 60 mm.
The M8 thread is ideal for use with our wall studs.

In unfavorable views (large angle between the light beam and mark surface), makes this mark some measurements would not be possible. Included: 60 x 60 mm with welded plate girder M8 x 70-thread and nut made ​​of galvanized steel.
The reflective target is not part of standard used-supplied.