Makita XDT18ZB 18V LXT Lithium-Ion Sub-Compact Brushless Cordless Impact Driver, Tool Only, Black

Compact and ergonomic design at only 5-1/4" | Weighs only 2.6 lbs. with battery (battery not included) for reduced operator fatigue | Ideal for working in tight spaces | Variable speed (0-1,300/0-3,000 RPM & 0-2,000/0-4,100 IPM) for a wide range of fastening applications | Assist Mode (A-mode) feature helps eliminate "screw cam-out" and "cross threading" by driving at low speed until tightening begins