Features: Product size: The outer diameter of the angle grinder disc is about 90mm/3.5in and the hole diameter is about 16mm/0.63in. High quality: The carving disc of The angle grinder is made of durable and strong tungsten steel, and is not easy to break or deform. Efficient operation: Using discs can make the surface smoother, especially it has obvious effects on the convex and concave areas. Wide Applications: These discs are only designed for hard or soft wood materials, can be applied for sanding, shaping, grinding, polishing, carving , etc. Multiple choice: 4 types can be selected, 3/4/5/6 teeth. You can choose the one that suits your needs. Features: Material: Tungsten Steel Color: Blue/Red (Optional) Type: 3/4/5/6 teeth (optional) Outer diameter: 90mm/3.5inch Inner Diameter: 16?mm/0.63?in Package size: 18 * 14.5 * 3 cm / 7 * 5.7 * 1.2 inch Package Weight: 300g / 10.6oz Package List: 1 * Wood Carving Disc