The Makita DTD154Z Brushless Impact Driver has a high rotational speed of 3,600rpm, which is optimum for fast tightening of self-drilling screws. Featuring an aluminium hammer case, variable speed control and one-touch bit installation, this is a powerful and compact drill to suit any line of work. It also features electronic 3-stage impact power selection and the new T-Mode especially for tightening self-drilling screws. Aluminium hammer case, One-touch bit installation, no need to pull bit sleeve for bit installation, Twin LED job light with pre-glow and afterglow functions, High rotation speed at 3600rpm, Variable speed controlled by trigger, Ergonomically designed handle with soft grip provides comfortable grip and more control while minimising hand fatigue and pain, Electronic 3-stage impact power selection - in order to reduce fault tightening, hard/medium/soft impact power can be selected to the material of workpiece or screw type simply by pushing a button, T-Mode is a special mode optimum for fast tightening of self drilling screws without damaging the screw and workpiece, Specifications: Voltage: 18V, Capacity:, Machine screw: M4 - M8, Standard bolt: M5 - M16, High strength bolt: M5 - M14, Coarse thread (length): 22mm - 125mm, Impacts per minute:, Speed 1: 0 - 3800ipm, Speed 2: 0 - 2600ipm, Speed 3: 0 - 1100ipm, No load speed:, Speed 1: 0 - 3600rpm, Speed 2: 0 - 2100rpm, Speed 3: 0 - 1100rpm, Max fastening torque: 175Nm, Vibration level: 12.5m/s², Sound pressure level: 96dB(A), Sound power level: 107dB(A), Dimensions (L x W x H): 117mm x 79mm x 236mm, Weight: 1.2kg,