Features: This rotary cutter is a spherical wood carving tool designed to efficiently carve 40mm diameter wooden grooves in woodworking applications. Fine polishing treatment: The tool features a finely polished edge that is sharp and wear-resistant, making it ideal for finishing work. High quality: Constructed from wear-resistant carbon steel, it offers enhanced durability and a long service life. The ball gouge is capable of handling speeds up to 12,000 RPM. Easy to use: Designed for comfortable and convenient operation, it allows efficient material removal. The coarse coating enables fast stock removal while maintaining a relatively smooth surface finish. Two options: The 14mm shank model is compatible with 115mm and 125mm angle grinders, while the 10mm shank model fits 100mm angle grinders. Choose the appropriate size for your tool. Angle grinder not included. For use on non-metallic materials only.