Includes both a fixed router base and a plunge router base for added versatility. Lever-release height adjustment on the fixed base and a smooth locking lever on the plunge base ensure accurate routing. Precision machined aluminum motor housing and bases. 2-1/2" plunge range with fully enclosed springs. Depth rod and 6-position step turret. Self-releasing collet system automatically frees bit from collet when loosened. Permanently sealed ball bearings. 11A. 27,500 RPM. Includes 1/4" and 1/2" collets and carrying case.