104,80€ w/o VAT
Additional extensions in treated aluminium, 0.50 m long, which are screwed into position between 2 graduated rods.
For measuring millimetre variations in structures, whether of metal, stonework or in concrete, or in natural phenomena (cliffs, rocks etc.) over time and in the 3 dimensions. Accurate to 1/10th of a mm.
Cracks, take the right measures