Application: For working in areas with difficult access and repair work. Heavy-duty multi-bearing gearbox with a 2.5-times longer service life compared to conventional gearboxes. Optimized for spot repairs. Extremely light, handy tool. Grinding disc diameter: 50 mm. Grinding disc thread: 5/16 inch UNF. Exhaust air is guided through the handle. Air connection inlet: Inside thread 12.91 mm (1/4"). Coupler plug: Nominal size 7.2 (included). Hose diameter (recommended): 10 mm. Working pressure (bar): 6.3. Sound power level: 94.4 dB(A) Lp W. Vibration acceleration: 1.90 m/s². Power in watts: 224 Watt. Cold insulated handle. Dimensions / length: 151 mm. Net weight: 0.6 kg. Sound pressure level: 83.6 dB(A) Lp A. Revolutions per minute: 4500. Air requirement: 84 l/min (1.4 l/sec). Range of “Mini” pneumatic tools. Innovative 5-slat concept for even more power than conventional drives. High reliability and continuous operation.