Bosch 1617EVS wood router tool kit 12 amp 2 1/4 Horsepower fixed base hand router with 1/4 inch and 1/2 inch collets. Case type: Hard plastic. Double insulated. FIXED BASE threaded holes for mounting to router table positioned in common 3hole pattern; includes RA1161 fixedbase with system for adjusting bit height from above a router table DURABILITY aluminum construction makes this one of our most durable wood routers yet with wooden handles on a fixed base and a soft grip handle on a plunge base EASE OF USE rounded hardwood handles maximize user control; microfine bitdepth adjustment CONVENIENT with the builtin constant response circuitry, our 1617EVS wood router will maintain a constant speed throughout the cut, so you get cleaner, more accurate results 12 AMP MOTOR AND ADJUSTABLE SPEED DIAL user can set the optimal speed 8,00025,000 RPM for more or less power TEMPLATE GUIDE compatible with optional RA1129 template guide adapter set for easy change of Bosch quickrelease template guides and common threaded template guides; Includes RA1126 template guide adapter and RA1100 interface for threaded template guides INCLUDES fixed base, 14 inch and 12 inch collet chucks, shaft wrench, collet nut wrench, chip shields, thandle hex height adjustment wrench and 3pk 1024 screws for table mounting