SpecificationsPower Input:900 WattsNo Load Speed:11,800 rpmMax. Disc Diameter:115 mmSpindle Thread:M14Weight:2.05 kgDimensions (L x W x H):270 mm x 115 mm x 80 mmHand/Arm Vibration – Grinding:11 m/s²Uncertainty K 1 (Vibration):6.8 m/s²Hand/Arm Vibration – Sanding:1.5 m/s²Uncertainty K 2 (Vibration):1.5 m/s²Sound Pressure:91.5 dB(A)Sound Pressure Uncertainty:3 dB(A)Sound Power:102.5 dB(A)Sound Power Uncertainty:3 dB(A) SKU: DWT.E4120DB.220 Brand: DEWALT Country of Manufacture: India Supplier Part Number: DWE4120DB-220 Voltage Rating: 220 V Unit of Measure: PCS