Self drilling grouting anchor bolt
R thread anchor bar or called rock bolt soil nail which is a kind of threaded hollow bar, bar surface with an rope thread, it is very poplar all around the world.
Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micro piles etc job, which is widely used in mining, tunneling, railway metro, construction etc projects.
Our R Thread size including : R25, R32, R38, R51, R76
Our T thread size including: T30, T40, T52, T73, T76, T103
SELF DRILLING HOLLOW BAR
10-20 days after confirming order, detail delivery date should be decided according to production season and order quantity.