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Mahr Pocket Surf IV Portable Surface Roughness Gage 2191802

4.4 (1) Write Review
Free shipping on orders over $29.99

$2,163.85

$ 99 .00 $99.00

In Stock
  • Sturdy housing made of cast aluminum guarantees accurate and reliable measurement operation over many years
  • Measurement of four selectable parameters: Ra, Rmax/Ry, Rz
  • Reading of all the parameters after the measurement is completed
  • Measuring length adjustable based on 1x, 3x or 5x the cutoff wavelength 0.8 mm/0.030“
  • Can be implemented in any position – horizontal, vertical and upside down
  • Four locking probe positions – axial or at 90°, 180° or 270° angle
  • Even difficult to reach surfaces on the inner and outer diameters are accessible
  • MarConnect data output for simple data transmission, compatible with standard data recording systems
  • Easy to read LCD displays the measured roughness parameters in µm or µinch immediately after scanning the surface
  • Simplified calibration process


Pocket-sized economically priced, completely portable instrument which performs traceable surface roughness measurements on a wide variety of surfaces; can be used confidently in production, on the shop floor and in the laboratory. Can be used to measure any one of four, switch-selectable, parameters: Ra, Rmax/Ry, Rz. Out-of-range (high or low) and “battery low“ signals are also displayed. our switchable probe positions – axial (folded) or at 90°, 180° or 270°.


Nathan F.
2025-02-13 11:14:43
Small and compact that makes it extremely easy to transport. Accurate results and simple to use. Best feature in my opinion is that it runs on a standard 9V battery where other units require special batteries that are not off-the-shelf.