Cordless Hammer Drill, 20.0V, w/Battery/ SPEED ADJUSTMENTS: VARIABLE SPEED OVERALL LENGTH: 10.500 INCHES NOMINAL CURRENT TYPE: DC IMPACT BLOWS PER MINUTE: 30000.0 ACCESSORY COMPONENTS AND QUANTITY: TWO BATTERIES (LITHIUM-ION), BATTERY CHARGER, SIDE HANDLE AND KIT BOX SIZE DESIGNATOR: 0.500 INCHES NOMINAL VOLTAGE RATING: 20.0 VOLTS NOMINAL DRIVE END TYPE: KEYLESS JAW CHUCK NO LOAD SPEED IN RPM: 2000.0 MAXIMUM DRIVE FOR WHICH DESIGNED: STRAIGHT FEATURES PROVIDED: REVERSIBLE SPECIAL FEATURES: THREE SPEED RANGES, 0 TO 400/0 TO 1300/0 TO 2000 RPM; IMPACT RATE 0 TO 7500/0 TO 20000/0 TO 30000 BPM; SELF-TIGHTENING CHUCK; 11 CLUTCH POSITIONS