Product line: GWS 12V-76; RPM to [rpm]: 19500; Weight [kg]: 0.5; Input Voltage [V]: 12; Rechargeable Battery Type: Li-Ion Rechargeable Battery; Operating Mode: Battery; Thread Size: М5; Inner Diameter [mm]: 10; Grinding Disc Diameter [mm]: 75; Noise Level [dB]: 75; Sound Power Level [dB]: 86; Supplementary Article / Supplementary Info: with accessories, with charger, with battery; Packaging: Plastic Case