Product description
Material: Chrome Vanadium Steel
1.Chromium steel precision grinding, high temperature quenching forging, one-piece cylinder
2.Strong magnetic adsorption, improve work efficiency
3.The central strong magnetic magnet, brass wrapping high-pressure pressing, to prevent falling off
4.Adapt to the tool, you can use most of the drive equipment
5.Overall high temperature quenching heat treatment, high hardness, wear resistance and corrosion resistance.