Engine Cylinder Honing Machine for Deglazing Engine Cylinders: This tool is designed to handle engine cylinders ranging from 2 inches to 7 inches in diameter, making it highly versatile and suitable for a variety of applications. Replaceable 220-grit Stones: This cylinder sharpener comes with three replaceable 3-inch-long 220-grit stones. These high quality stones effectively remove deposits and from engines, brakes and all types of cylinders for faster, smoother results. PRECISE TENSION ADJUSTMENT: The knurled wheel allows you to finely adjust the spring pressure of the stone against the cylinder bore. This precise control ensures optimal tension, resulting in a smoother, cleaner drum . Enhanced cutting and maneuverability: Thanks to the flexible shaft and reach control tension nut, you can achieve faster cutting and greater maneuverability during use. Easy to use: This tool is compatible with your electric drill and easy to use. Just lubricate it with brake fluid and run it at low speed while moving up and down the sides of the engine cylinder. This is a convenient and effective solution for cylinder deglazing., Weight: 1.10672055524 pounds, Manufacturer: Awwertse