application

For:

· cracked concrete with strength grade C20 / 25-c50 / 60;

· non cracking concrete of strength grade C20 / 25-c50 / 60;

- concrete with strength grade C12 / 15;

· natural stone with dense structure. "

advantage

The special die expanding technology can also realize safe anchoring through mechanical embedding in the cracks.

There is almost no installation expansion force, which allows smaller anchor bolt edge spacing and more flexible use.

The special fzub bit can complete drilling and reaming at one time without changing the drill bit to realize rapid installation.

The drilling size is reasonable, which is convenient for installation and saves time and effort.