Voltage: 120V ACAmperage: 5.6ANo Load RPM: 16,000 - 35,000Collet Size: 1/4"Base Opening: 1-9/16"Fixed Base Depth Range: 1-3/16"Fast And Precise Depth Adjustment System Allows Both Macro And Micro AdjustmentsVariable Speed Dial For Matching Speed To Workpiece And TaskEnhanced Bit Capacity Accepts Bits Up To 1-5/16" In DiameterUnique Finger Support Pockets For Additional Stability, Especially When Trimming EdgesSoft Start Circuitry Reduces Start-Up TorqueConstant Response Circuitry Monitors And Maintains Speed Under Load For Consistent PerformanceVersatile Bit-Changing Systems Is A Fast And Easy Using Two Wrenches Or One Wrench And Spindle LockAngled Cord Exit Helps Keeps Cord Out Of The WayIncludes Tool, Fixed Base, Self-Releasing Collet, Shaft Wrench And Collet Wrench