... the surface roughness on the flat,cylindrical and.. Model T1000C tooth flank roughness tester isspeciallydesigned for measuring the surface roughness on the ... 2mm module onwards on the machining site andmetrological service. Specifications 1.Measuring principle:stylus contact method,differential inductive pick-up 2 ... ,0.8,2.5mm 6.Assessment lengthN × cut-off,N=1,2,3,4,5 7.Filter typeGaussian,RC,PC 8 ...