Industrial & Scientific" /> Detector used with Surftest SJ-210 and SJ-301 surface roughness testers in shop floor, machining, statistical processing, histogram-based data management, and quality control (QC) applications Diamond stylus tip material and radius for precision surface roughness detection Built-in skid force of 400mN, or less, and measuring forces such as 4mN (SJ-301), or 0.75mN (SJ-210) Comes in a variety of detector types, including standard and deep groove, with varying head sizes Connects with Surftest drive unit for operation