Mitutoyo Surftest SJ-210 and SJ-310 Nosepiece for Flat Surfaces This Nosepiece for Flat Surfaces will allow you to use your Mitutoyo Surface Roughness Tester more consistently on flat surfaces, allowing you to make surface roughness measurements more accurately and more repeatable. Works with the following... Mitutoyo Surftest model SJ-210 Mitutoyo Surftest model SJ-310
