- VERSATILE APPLICATION: This spherical rotary file is designed for small to medium woodworking tasks, making it ideal for engraving, carving, grinding, grooving, and polishing. It works effectively on various materials including wood, fiberboard, solid wood, multilayer board, MDF, and plastic. - COMPATIBLE WITH ANGLE GRINDERS: The rotary file features a 14 mm threaded size, making it compatible with 115 and 125 type angle grinders. This enables easy attachment and enhances your workflow. - PRECISION SHARPENING: Each cutting edge is treated with a unique fine polishing technique, resulting in sharp, evenly arranged edges. This design ensures smoother grinding on wooden surfaces. - EFFICIENT MATERIAL REMOVAL: The burr design of the wood carving drill bit allows for the quick removal of rough wood surfaces, providing a smooth, clean finish. Its robust coating facilitates fast material removal while maintaining an even texture. - USE SCENARIOS: 1. Perfect for hobbyists creating intricate wood carvings or furniture details. 2. Ideal for DIY enthusiasts requiring fast and effective surface preparation for painting or finishing. 3. Excellent for professional woodworkers looking to enhance efficiency in their carving or grinding tasks. Enhance your woodworking experience with this reliable and efficient spherical rotary file, engineered for performance and precision.