KAIRDA NDT180 Roughness Gauge
SE
Z-axis (vertical): 640μm (-320μm~ 320μm); X-axis (horizontal): 17.5mm (0.69 inch)Ra Rz Rq Rt Rc Rp Rv R3z R3y Rz(JIS)Ry Rs Rsk Rku Rmax Rsm Rmr RPc Rk Rpk Rvk Mr1 Mr2
Metal shell, with printing, large range, high-precision, Bluetooth, mobile app.