PosiTector RTR Series - Digital spring micrometers measure and record surface profile parameters using Testex Press-O-Film™ replica tape. *Enhanced one-handed menu navigation *Automatically subtracts the 50.8 μm (2 mil) incompressible film from all readings *Minimizes inspector workload by reducing the number of replicas needed to ensure accuracy. *Two (2) year warranty on body AND probe *Produces a more accurate peak-to-valley height measurement. *Certificate of Calibration (Long Form) showing traceability to PTB included *Conforms to national and international standards including ISO 8503-5, ASTM D4417 Method C, NACE RP0287 and SSPC-PA17.