The Flexi Rod with a mm-scale on the front side comes with a bubble for highly accurate levelling tasks. It is very light and with the handy clamp for the slide adaptor, changes in height are easily done.
The ZTM100 Self-Adhesive Reflective Tape is a superb Survey Target designed for easy, faster, more accurate construction layout. Used in Surveying and Construction on the field by Engineers and Contractors.