1. hihg strength
2. good toughness
3. scuff resistance and easy assemble
4. lenght is from 0.6-2.5 m

The dirll shank is used for supporting the bolt supporting work. Adopting high quality cored hexagon steel, it has the follow the following characterrisitics:

1. hihg strength

2. good toughness

3. scuff resistance and easy assemble

4. lenght is from 0.6-2.5 m