The material tester PCE-RT 2300 is used to measure the roughness of surfaces. The PCE-RT 2300 material tester has a detachable motorized drive unit that allows the material tester to determine the surface roughness even on curved surfaces, grooves, and complex profiles. Free software download for remote test control and data save to Windows PC and memory for 100 records of internal data. - Large measuring range: Rz: 0.02 m … 320 m; Ra, Rq: 0.005 m … 32 m - Accuracy of 10% and repeat accuracy of 6% - Touchscreen configuration and Android/printer bluetooth connectivity - Sensor has diamond test head with 90-degree cone angle - Optional sensors and extension rod for small holes and curved surfaces