The Makita DLX2507TJ LXT Brushless Combo Kit contains the following:1 x 18VDHP489LXT Combi Drill with mechanical 2-speed gearing; High speed mode for speedy drilling in light duty applications; Low speed mode for heavy duty applications requiring high torque. An electric brake provides maximum productivity and increased operator safety.No Load Speed: 0-550/1, 800/min.Impact Rate: 0-8, 250/27, 000/bpmMax. Torque: 73NmMax. Drilling Diameter: Wood 51mm, Masonry 16mm, Steel 13mm1 x18V DTD153 Brushless Impact Driver is fitted with an energy efficient brushless motor using less energy and provides a longer run time. Speed is controlled via the variable speed trigger and features forward/reverse rotation. Fitted with a one touch sliding chuck for easy bit installation and removal. Its ergonomically designed soft grip handle increases comfort and reduces fatigue.Bit Holder: 6.35mm (1/4in) No Load Speed: 0-3, 400/min.Impact Rate: 0-3, 600/bpmMax. Torque: 170NmCapacity: Machine Screw M4-M8, Stan