NDT110B Pocket surface roughness Tester's video

KAIRDA NDT110B pocket Surface Roughness Tester can measure Ra, Rz, Rt, Rq four parameters, in line with GB/T 3505 and GB/T 6062 standards, NDT110B Surface Roughness Tester test stroke length 6mm, indication accuracy 0.01, suitable for metal and Non-metallic parts under test surface roughness detection.