Covington Small Sphere Machine Get ready to create beautiful and unique stone spheres with the Covington Small Sphere Machine! This versatile machine is designed to make spheres ranging from 1/4" to 1" in diameter, perfect for a variety of projects and applications, including restoring marbles to their original condition. The automatic grit application system ensures that your spheres are evenly coated with grit and a grit pan is included. The spring-loaded cutting heads make continuous adjustment unnecessary but the angle of the cutting cups can be increased as the rough corners of the sphere grind off. In addition to its exceptional performance, this sphere machine comes with a variety of cutting cups to help you achieve your desired sphere size, including one pair each of 1/4", 3/8", 5/8", and 7/8" cutter cups. The powder-coated aluminum castings ensure durability and longevity while easy-to-follow instructions are included to help you get started quickly and efficiently. With a manufacturer's warranty and exceptional build quality, you can trust that you're making a wise investment with the Covington Small Sphere Machine. So why wait? Take your lapidary hobby to the next level and create stunning stone spheres with this incredible machine. Order yours today! Features Makes spheres from 1/4" to 1" Dual 1/21 hp motors Automatic grit application Spring loaded cutting head Cutting angle adjustment Powder coated aluminum castings Grit pan One pair each of 1/4", 3/8", 5/8", and 7/8" cutter cups Instructions included Manufacturer's warranty FREE Shipping!