The easy dealing with on the roughness tester together with the substantial repetitive accuracy characterizes this machine. After touching the button the piezoelectric micro probe of the roughness tester scans the surface in seconds and shows digitally, in accordance with the preselected Slash-off size, both the value Ra, Rz, Rq https://1-webdirectory.com/listings13061272/helping-the-others-realize-the-advantages-of-roughness-measurement-equipment