It's essentially the DHR242, but with this version you get the Quick Change Chuck (QCC) for easy switching to standard straight shank drill bits. This drill was released to replace models BHR200 / BHR202.
Makita DTD153 18V LXT Brushless + Makita DHP 484 + 2 x 18V Li-on BL1850P 5Ah
Makita XSH03Z 18V LXT Lithium-Ion Brushless Cordless 6-1/2 Circular Saw, Bare Tool Only by Makita
Makita DJV180Z 18V LXT li-ion Jigsaw with Makita 821551-8 Type 3 Case
Makita DHR171Z 18V LXT Cordless Rotary Hammer With 18V 5.0Ah Battery
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Makita DHR171 18V LXT Brushless SDS Plus Rotary Hammer 17mm with Type 3 Case