Here's your options
M18 Fuel SDS max rotary hammer
POWERSTATE brushless motor: provides 5 ft. lbs. of impact energy, 0-450 RPM and 0-3,000 BPM
And The other option
M28 Fuel Rotary hammer
POWERSTATE brushless motor: provides 3.5 ft. lbs. of impact energy, 0-1,350 RPM and 0-5,000 BPM
The M28 does lack in Impact energy but it is abundant in RPM and BPM...