Makita DS4011 1/2-Inch Drill Powerful 8.5 AMP motor engineered for improved drilling and mixing performance 600 RPM provides increased speed and torque for drilling large holes Well-balanced design at only 6.3 lbs. for reduced operator fatigue D-handle rotates 360 with 24 positive stops for multi-position operation Rubberized grip for increased operator comfort All-ball bearing construction for smooth operation and longer tool life Heavy duty industrial 1/2"" drill chuck engineered for positive bit retention Rocker switch for quick transition between forward and reverse operation On-board chuck key storage for fast and convenient bit changes Double insulated Drill Chuck (193229-6) Chuck Key (763420-6) Side Handle (152492-0) DA6301 DA3010F DS4000 DA4000LR DA4031 DP4002 DP4000 6408 6407 Rubberized grip for increased operator comfort All ball bearing construction for smooth operation and longer tool life Heavy industrial 1/2 inch chuck engineered for positive bit retention Rocker switch for quick transition between forward and reverse operation on board chuck key holder