General description Super light and pencil-slim die grinder designed for intricate work or tasks with limited access. Technical specifications Maximum speed: 70,000 rpm Collet size: 1/8" or 3 mm Air hose length: 1400 mm Air hose fitting: 1/4" female Recommended air pressure: 90 psi (6.2 bar) Sound pressure level: 81 dB(A) Sound power level: 86 dB(A) Vibration: 2.0 m/sec² Weight: 0.2 kg Compatibility and accessories Tungsten carbide burr set available separately (Part No. 6989) Installation Supplied complete with 2 spanners