Factory-Reconditioned Bosch 11255VSR-RT BULLDOG Xtreme 1-Inch SDS-plus D-Handle Rotary Hammer (Certified Refurbished) Reconditioned Bosch products have a one-year warranty through the Bosch factory or an authorized service center 7-1/5-Amps 2-1/5-Feet-pound of impact energy 0-5,800 no load bpm 0-1,300 no load rpm