MAKITA TD020DSEW, Ultra-compact impact mechanism yields 177 in.lbs. of torque Weighs only 1 lbs. with true ergonomic grip Delivers 3,000 Rotational Impacts/Min. & 2,300 RPM Operates in Straight or Pistol Grip Positions Li-ion Batteries & Charger for 2X More Cycles & Longer Run Time Makita Lithium-Ion provides longer run time, 5x lower self-discharge (for use any time) Built-in LED light illuminates the work area via a separate switch 3-year warranty on tool and 1-year warranty on battery Great for mechanics, installers, fabricators, repair personnel Capacity Chuck 1/4" Hex Capacity Metal 1/8"-5/16" shank Wood 7/8"-1-3/4" length Bolt 1/8"-5/16" shank SDS Bolt 1/8"-1/4" shank No Load RPM 0-2,300 Torque (in.-lbs.) 177 Watt Hours 7.2 Battery (Ah) 1.0 Length Extended 10-7/8" Pistol Grip 8-3/8" Net Weight (lbs. w/battery) 1.1