Features: Adopts EC motor, makes it has more stable and smooth performance, and provides long service life. 19500rpm high rotation speed for reliable and productive work. High speed, high efficiency with low noise, with fine durability. Dual thicker high intensity bearings for finer cutting effect. Easy to swap grinding discs thanks to the spindle lock button. Conform to human engineering handle design, one-hand operation, convenient press switch for easy grasping and use. Thickened baffle design reduces workpiece debris splashing into the machine, makes it more safer. There are vent holes on the outshell, high heat dissipation for cooling the operating mechanism from overheating. It can be used for surface conditioning and grinding or iron cutting, and home improvement. Perfect for cutting and polishing ceramic tile, wood, stone, steel and etc.. Specifications: Name: Electric Grinding Tool Machine material: ABS+metal Battery: 2 * 12V, 1500mAh battery (included) Rated voltage: 12 V Rotation speed: 19500rpm Grinding spindle thread: M5 Sawblade: diameter=76mm, bore=10mm Vibration-emission value ah: 13.5m/s' Sound pressure level: 75dB(A) Sound power level: 86dB(A) Item size: 216 * 105 * 71mm / 8.50 * 4.13 * 2.80in Item weight: 868g / 1.91lb Package size: 270 * 140 * 90mm / 10.63 * 5.51 * 3.54in Package weight: 1016g / 2.24lb Packing List: 1 * Electric Grinding Tool 2 * Battery 1 * Adapter 1 * Guideline