Technical Specifications:Entrance Power: 1500 WattsExit Power: 980 WattsInstalled Speed: 125-250 rpmBlow Rate: 1150-2300 bpm (blows per minute)Single Blow Power: 3 to 18 J (joules)Bit Holder: SDS-MaxMaximum Drilling Capacity (Concrete): 52 mmMaximum Drilling Capacity (Through-Hole): 80 mmMaximum Drilling Capacity (Junction Opening): 150 mmWeight: 9.5 kgDimensions (Length x Height): 561 x 272 mm SKU: DWT.D25730K.110 Brand: DEWALT Supplier Part Number: DWD25730K-110 Voltage Rating: 110 V Unit of Measure: PCS