Diesella Surface Roughness Tester 4 standards, Ra, Rz, Rq, Rt

This simple roughnes tester has been developed for use in the workplace, for quick and easy control of milled, turned, sanded surfaces, on steel and other similar solid materials. The roughness tester has a large display 45 x 19 mm (front) and 25 x 6 mm (top). It has a built-in rechargeable Lithium-ion battery (without memory effect), with a working time of approx. 20 hours. Automatic switch-off function after 10 minutes. It has an energy-friendly ARM process chip, for fast calculation of measurement results. • For use on solid materials • Large display • Built-in rechargeable battery • Automatic switch-off function