Easier to handle-Smaller diameter and 20-Percent shorter * More Power - New motor technology for 45-Percent higher speed under load * Easier to maintain - Replaceable motor brushes and service parts available * Smart Venting-Vents dust away from user * Includes: DR1-1100; adjustable strap; two Drywall XBITS; three collets/nuts: 1/8-Inch, 5/32-Inch, and 1/4-Inch; accessory case; and wrench