This angle sharpening wheel is made of high carbon steel material, which can withstand long-lasting use. Features the good material and fine workmanship, which has high durability, not easy to deform. It has durability and practicality. Features -Color:Golden -Material:High carbon steel -Size (arc):10.50X10.50X1.00cm/4.13X4.13X0.39in -Size ( ):10.00X10.00X1.00cm/3.93X3.93X0.39in -Size (flat):10.00X10.00X1.00cm/3.93X3.93X0.39in -Inner diameter: 16mm/ 0.62in. -The design of this sharpening wheel is simple, making it suitable for both professionals and beginners. -Provides a smooth and polished finish on any surface, enhancing the overall appearance of the material being worked on. -The angle grinding wheels save time and effort to use, suitable for rapid shaping. -The durable design of this wheels assures that it won't easily become damaged during sharpening. -This sharpener disc is designed to serve multiple purposes, making it a versatile addition to use. Package list: 3 x Grinding Wheels