The HR003GZ01 is a cordless SDS-Plus Rotary Hammer, powered by 40V Li-ion XGT battery (not included), to supply energy to the powerful 40V brushless motor, equipped with variable speed controlled by switch trigger and dial, and constant speed control to apply additional power to the brushless motor to maintain constant speed under load, to deliver up to 980rpm, 5,000 bpm and 2.8 J impact energy. The HR003GZ01 is equipped with one touch sliding chuck for quick and easy bit installations and removals, reverse rotation, depth gauge for increased drilling consistency and 3 operating modes for rotary only, rotary with hammer and hammer only. The HR003GZ01 features a torque limiter to stop the drill rotation when the bit hits against reinforcements, anti-vibration technology (AVT) for lower vibration and “soft no load” function to automatically reduce the motor speed during idling to suppress the vibration of the machine body. Maximum capacity in steel 13mm, wood 32mm, concrete 28mm, TCT core 54mm and diamond core 65mm.