The on/off switch and infinite speed adjustment can be operated without changing your grip

Airflow (at turbine)

Milwaukee ® TORQUE LOCK™ Locking Tools provide faster tool setup and more locking force for the professional tradesmen

Durable corrosion-resistant design

Bosch Rotary Hammer Drill 800W SDS-Plus GBH4-28DFR (061124A042) SP Tools Q3 2026 Apprentice Cash The on/off switch and infiniteFeatures: Heavy duty compact rotary hammer drill designed to get any job done, even through concrete walls. Specifications: Input power: 800W Impact energy: 0 3. 5 Joules Variable speed: 0 900 rpm Impact rate: 0 4000 bpm Drilling in concrete with hammer drill bits: 4 28mm Drilling in masonry with core cutters: 40 82mm Drilling in steel: up to 13mm Drilling in wood: up to 30mm Weight without cable: 3. 6kg Toolholder: SDS plus