Prestressed hollow grouting anchor features:

1. Simple operation, easy to use, ensure that applying prestress could be
Conducted.
2. Take the initiative tensioning, prestressed up to 50KN, and can achieve an
Appropriate super-tensioned.
3. The use of conventional tools, a single person can control.
4. Through the hollow rod to achieve high-pressure grouting, rock
Reinforcement through the B thoroughly.
5. The operator full control and quality assurance.