Bosch 1199VSR 8.5-Amp 1/2-Inch Hammer Drill Metal Gear Housing for long life and rugged job site durability Patented Cord Turret allows cord to pivot 35-Degree on a ball joint for added flexibility and longer cord life 8.5 Amps 0 - 1-100 / 0 - 3,000 No Load RPM 0 - 18,000 / 0 - 48,000 No Load BPM