The main parameters: Material: High-Quality Carbon Steel Set Includes: 3 Wood Carving Discs (Flat Curved Beveled) Disc Diameter: 4 inch Arbor Hole Size: 10 mm Suitable for: 100-type angle grinder. Application Materials: Wood, Furniture, Plastic, Small Tree Stumps Highly wear-resistant: Our wood carving disc set is crafted from premium materials that ensure long-lasting durability and performance, making it ideal for both professional woodworkers and DIY enthusiasts Sharp blade: Featuring a meticulously engineered sharp blade, this disc set allows for precise and effortless carving through various types of wood, giving you clean and smooth finishes every time Deep groove design on the back: The innovative deep groove design on the back of each disc enhances stability and control during use, minimizing vibrations and providing a better carving experience Lightweight and safety: Designed with user safety in mind, our wood carving discs are lightweight, allowing for easy handling and reducing fatigue during extended use while ensuring maximum safety Wide range of applications: Perfect for a variety of tasks, this wood carving disc set is suitable for intricate detailing, shaping, and smoothing surfaces, making it a versatile addition to your woodworking toolkit