The Milwaukee M18 SDS plus rotary hammer delivers users 2.5 Joules of impact energy, 1,330rpm, and 4,800bpm, providing speed and power in the most demanding applications. This cordless sds drill delivers fast drilling, hard-hitting performance and maximum control for productivity on the jobsite. Designed to achieve top performance with only moderate pressure. The Milwaukee M18 FUEL 4-mode 26mm SDS-plus hammer is the best cordless sds drill for drilling 10mm diameter holes in concrete, optimised for drilling between 6mm and 20mm diameter holes. The Milwaukee M18 FH cordless sds+ hammer can be used to drill upto 28mm drill bits in concrete.