Cordless rotary SDS hammers
If hard concrete is what you're dealing with, a rotary hammer is what you need. Unlike normal hammer drills that produce small percussive motions, rotary hammers’ air-powered piston delivers high energy shots to the rotating bit.

3 tools in 1, SDS Plus, 1.5 Joule shot energy
Cordless H3 compact rotary hammer 20V - tool only - WX394.91

3 tools in 1, SDS Plus, 1.2 Joule shot energy
H3 Cordless compact rotary hammer 20V - tool only - WX390.9

Brushless motor, 3-function, SDS Plus, 2.2 Joule shot energy
Brushless cordless rotary hammer 20V - tool only - WX380.9

3-function, SDS Plus, 2.2 Joule shot energy
Cordless rotary hammer 20V - with battery and charger - WX392

3 tools in 1, SDS Plus, 1.2 Joule shot energy
H3 Cordless compact rotary hammer 20V - with 2 batteries and charger - WX390.1

3 tools in 1, SDS Plus, 1.2 Joule shot energy
H3 Cordless compact rotary hammer 20V - with 4 Ah battery and charger - WX390.3

3-function, SDS Plus, 2.2 Joule shot energy