PORTER-CABLE 7518 Speedmatic 15 Amp 3-1/4 HP Fixed Base 5-Speed Router Precision machined aluminum motor housing and base; Dust-sealed switch and sealed ball bearing construction enhance tool durability Soft-start feature reduces torque at start-up and motor maintains constant speed under load Auto-release collet system allows for easy bit removal after use Precision machined aluminum motor housing and base Dust-sealed switch and sealed ball bearing construction enhance tool durability Base includes large integrated cast handles for enhanced stability and durability Power and durability necessary for the toughest applications