Mitutoyo Surface Roughness Standard Detector Replacement

The Mitutoyo Surface Roughness Tester model SJ-401 is available in 2 different models, the Standard Force model and the Low Force model.

• The Standard Force model uses 4mN measuring force during the measurement.
• The Low Force model uses 0.75mN measuring force during the measurement.

This Standard Detector for the Mitutoyo Surface Roughness Tester model SJ-401 is for the Standard Force model SJ-401.

• 4mN Measuring Force
• 90?ø, 5 Micron Stylus Tip

For SJ-411 models, use the 178-397-2.