Makita DLX2372TJ 18V LXT Rotary Hammer & Impact Wrench Twin Pack (2 x 5.0Ah Batteries) The Makita DLX2372TJ Twin Pack consists of the DHR242 Rotary Hammer and the DTW300 Impact Wrench in a Makpac Connector Case with 2 x 5.0Ah Batteries and a DC18RC Charger. The Makita DHR242 is a high-performance SDS Plus Rotary Hammer with a fully brushless motor. Built for the most demanding tasks, it can drill up to 24mm in concrete with ease. The Makita DTW300 18V LXT Brushless 1/2 Inch Drive Impact Wrench is ideal for engineers and mechanics. It features a variable speed trigger and an electronic 4 stage impact power selection to suit a variety of applications. DHR242 Features: Able to drill in concrete as fast or faster than 24V Cordless Combination Hammer model BHR200 One-touch slide chuck for SDS-plus bit Easy-to-grip handle ergonomically designed to: give maximum power thrust. provide a sure and comfortable grip in any operation; overhead application, drilling with palm-up or palm-down grip