DEWALT DW618PKB 2-1/4 HP EVS Fixed Base/Plunge Router Combo Kit with Soft Start 2-1/4 HP (maximum motor HP), 12.0 Amp electronic variable speed motor Electronic variable speed with full feedback control for constant speed under load from 8,000-24,000 rpm Micro-fine depth adjustment ring provides precise depth adjustments in 1/64" increments and adjusts vertically for a constant switch/cordset location Integral, through-the-column dust collection collects 95% of the dust and provides superior bit visibility Adjustable, tool-free steel motor cam lock makes depth adjustment and base changes quick and solid-locking