1、Applicable Range: This manual sharpener is suitable for blades of different widths, with a applicable range of 1‑37.8mm, the height can be easily adjusted, which is convenient and practical. 2、Bearing Roller: There are bearing rollers at the bottom, which can easily sharpen the blade by rolling back and forth, with good stability, no need to worry about the fixture tilting during use. 3、Stable Structure: This manual sharpener has a reasonable structure, with wide rollers to improve stability, helping you easily grasp the angle, stable center of gravity, not easy to slip. 4、Aluminum Alloy Body: The main body of the sharpener is made of excellent aluminum alloy, with high hardness, good wear resistance, erosion resistance, high strength, and long service life. 5、For Woodworking Use: This manual blade sharpener is suitable for various woodworking tools, such as chisel and planer blades, suitable for various woodworking projects and DIY handicrafts.