Soft-starting motor features full-time electronic feedback and transitions quickly between No.8901 fixed base (included), No.8931 plunge base (not included), and traditional 690 series spiral down bases (not included). Release motor, adjust bit height and clamp the motor from above the router table with 3/16" hex socket or No.75301 kit (both not included). Auto-engaging spindle lock for single hand bit changes. Handle-access, dual position on/off switch with automatic bit-changing lock-"off". Micro-height lever for coarse adjustments and tool-less motor release. Micro-adjustment knob enables fine depth settings to 1/128". STANDARD EQUIPMENT: No.8902 router motor, No.8901 base, No.42999 1/4" collet, No.42950 1/2" collet, No.42596 collet wrench, CD-Rom, multi-function carrying case and operating manual. SPECIFICATIONS: 12-amp motor, 120 Volt AC, 60 Hz,2-1/4 Peak HP, 3-1/2" diameter motor, 10,000-23,000 RPM, 1/4" and 1/2" collets, 13 lb. shipping weight.