For hard-to-reach areas and maintenance work including eccentric disc: 75 mm Ø 36 piece set, contents: - 1 eccentric sander - 2 grinding disc 50 mm (2") and 76.2 mm (3") each 10 abrasive pads grain size 320 / 400 / 600 - 1 adjusting key with hook-and-loop recording cold insulated handle air connection thread: 12,91 mm (1/4") socket plug: nominal width 7.2 (inclusive) hose diameter (recommended): 10 mm operating pressure (bar): 6.3 sound power level (at operating pressure): 93 db(A) LP W vibration acceleration: 0.77 m/s 2 clamping lining: 238 watts (0.324 M6 Power Watt: PS) Total length: 107mm net weight (kg): 0.64 kg sound pressure level (at operating pressure): 80 dB(A) LP A revolutions/minute: 15000 air demand [l/min]: 79 l/min (1.3 l/sec)