San Air Tools has developed an extra-long collet-type grinder, for use in foundry, forging and related industries where felting in hard-to-reach areas pose problems. Deep cavities can be ground with ease. This tool has a speed of 18,000 RPM, overall length of 575 mm, body dia of 48 mm, stem Dia of 30 mm and a lever throttle is provided for positive on-off. The weight of the tool is 1.8 kg. Air inlet threads are 1/4"BSP and recommended hose size 10 mm ID. Operating pressure is 6 kg/cm2.