Features: Product Size: The outer diameter of angle grinder disc is about 90 mm/3.5 inch, and the hole diameter is about 16mm/0.63 inch. High Quality: The angle grinder carving disc is made of tungsten steel with durability and solidity, and not easy to break or deform. Effective Operation: The use of discs can make the surface more smooth, especially it has obvious effects on convex and concave areas. Wide Applications: This discs is only designed for hard or soft wood material, can be applied for sanding, shaping, grinding, polishing, carving and more. Multiple Choice: 4 types can be selected, 3/4/5/6 teeth. You can choose the suitable one as your needs.