Jet - JWP-208HH: 20-inch Helical Head Planer, 5 HP 1 Phase Helical insert cutterhead with staggered carbide inserts for a superior finish and quieter cut Heavy-duty cast iron and steel construction for added strength and durability Two-speed gear box with automatic chain tensioner lets you adjust the feed rate to meet your needs Large, cast iron, precision ground table for precise workpiece support Powerful 5 HP TEFC induction motor with three V-belt transmission for smooth and consistent power