DEWALT DCD460B  60v MAX FLEXVOLT 1/2"  Stud/Joist Drill (Tool Only) Flexible - power of corded. Freedom of cordless. The world's first battery that automatically changes voltage when you change tools. 60V Brushless motor for increased power and runtime 2 variable speed ranges (0-300 / 0-1250 RPM) Adjustable bail handle and 2-position side handle for leverage and control E-clutch detects reactionary torque from a bind-up or stall and reduces speed Battery & Charger Sold Separately