PORTER-CABLE 7539 3-1/4-Horsepower Speedmatic 5-Speed Plunge Router 15-amp motor provides the power and durability necessary for the toughest applications Versatile, electronic five-speed motor with 10,000, 13,000, 16,000, 19,000, and 21,000 rpm settings 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 15-amp motor provides the power and durability necessary for the toughest applications Versatile, electronic five-speed motor with 10,000, 13,000, 16,000, 19,000, and 21,000 rpm settings 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 Depth rod with six-position adjustable turret enables stepped or repeated plunge cuts (three-inch plunge range)