With redesigned pneumatic drive that provides 20,000 rpm, Model LRC 20 offers set of tools that gets in places such as leading edges and corners of impellers or insides of narrow pipes. Under full load, sound pressure level is 69.5 dB. Centrifugal governor regulates speed, and exhaust air is directed backwards, protecting work surface from lubricating oil. Measuring 13 mm in diameter, extension elements can be bent through 45°. User can choose from 125, 250, 500, 1,000, and 1,500 mm lengths.