General description The Makita DHR242Z is an 18V cordless SDS+ rotary hammer drill designed for high productivity and efficiency. It features a powerful Brushless DC motor that enhances performance compared to previous models, allowing it to drill in concrete as fast or faster than the 24V Cordless Combination Hammer model BHR200. This model also includes a dust extraction system, making it a versatile tool for various applications. Technical specifications Voltage: 18 V Capacity in Concrete: 24 mm Capacity in Steel: 13 mm Capacity in Wood: 27 mm Impact Energy: 2.0 J Blows per Minute: 0 - 4700 bpm No Load Speed: 0 - 950 rpm Vibration (Drilling): 3.5 m/sec² Vibration K Factor: 1.5 m/sec² Vibration (Hammer Drilling): 13.5 m/sec² Vibration (Chiselling): 10.5 m/sec² Net Weight: 3.3 kg Installation One touch slide chuck for SDS-plus bit for easy bit changes. Usage 3 mode operation: Rotation + Hammering, Hammering only, Rotation only. Ergonomically designed handle for maximum power thrust