The RT-RH 20/1 rotary hammer with pneumatic hammer action is a high-quality and extremely versatile powerhouse for experts, which is indispensable on challenging building, renovation and chiseling jobs. This all-rounder is equipped with all four functions needed for universal use: hammer drilling, drilling, and chiseling with and without chisel lock. The SDS-Plus chuck enables drill bits and chisels to be changed quickly without tools and ensures optimum power transmission from the powerful 500 W motor.