Triton TRA001 3-1/4 HP Dual Mode Precision Plunge Router Single button switches from conventional plunge to fixed-base router with rack and pinion mode Through base, single wrench bit change is achieved with automatic spindle lock Micro winder enables continuous fine depth adjustment through the full plunge mode Soft start and variable speed provides the perfect speed for all cutter types Side air vents reduces intake of dust into the motor casings