Handy and reliable cordless straight grinder Compact and lightweight design makes versatile work possible due to increased mobility High-performance 4-pole motor makes it extremely robust and durable Increased user protection due to restart protection feature   TECHNICAL DATA Specification No-load speed 22,000 rpm Battery voltage 18 V Tool holder Collet   Total vibration values (Surface grinding (roughing with grinding tool diameter of 25 mm)) Vibration emission value ah 1.5 m/s² Uncertainty K 3.5 m/s²   Noise/vibration information Sound pressure level 77 dB(A) Sound power level 88 dB(A) Uncertainty K 3 dB   The A-rated noise level of the power tool is typically as follows: Sound pressure level 77 dB(A); Sound power level 88 dB(A). Uncertainty K= 3 dB. read more