Covington Variable Speed Grinder Polisher The Covington Variable Speed Grinder Polisher is a powerful and customizable tool for your grinding and polishing needs. With a 1" x 18" shaft, this machine accepts 6" and 8" wheels, as well as 8" expandable drums and 8" aluminum heads with both left and right hand 1"-14 threading. This machine comes with a 1/2 hp high-torque motor. The heavy-duty ball bearings are neoprene sealed and greased for life, ensuring smooth and efficient operation for years to come. The speed control allows changes from 800 rpm to 1725 rpm, giving you complete control over the speed of your grinding and polishing. The powder-coated cast aluminum arbor provides a sturdy and durable construction that can withstand the demands of heavy use. The water valves and drains make it easy to keep your wheels and workpiece lubricated. The water valves takes 1/4" OD plastic tubing for gravity water flow or 1/4" copper tubing for pressure systems. Spray nozzles under the hood wet the entire wheel face. The aluminum-topped Lam-I-Cushion Base provides a stable platform for your work, reducing vibration. The instructions included make it easy to set up and use, even for beginners. And with a manufacturer's warranty, you can be confident in the quality and durability of your Covington Variable Speed Grinder Polisher. Invest in a machine that will last for years and help you get consistent and professional results. Features 1" x 18" Shaft 1/2 hp High Torque Motor Heavy Duty Ball Bearings, Neoprene Sealed and Greased for Life Speed Control Allows Changes from 800 rpm to 1725 rpm Powder Coated Cast Aluminum Arbor Flanges Nuts Drive pulley Belt guard Water valves Drains, Aluminum-topped Lam-I-Cushion Base Instructions Included Manufacturer's Warranty FREE Shipping! Please note that this unit does not come with wheels, drums, or aluminum heads.