R38N self-drilling rock bolt
It includes 6 parts:hollow anchor bar, drill bit, anchor plate, anchor coupling, anchor nut and the centraliser.
The specification are as follows:R25N,R32L,R32N, 32S,R38N, 51L,R51N, 76N,T76S.
It;s the bolting solution for unstable ground condition.
The specification are as follows:R25N,R32L,R32N, 32S,R38N, 51L,R51N, 76N,T76S.
It;s the bolting solution for unstable ground condition.
Certificate
- ISO9001 2008
Main Products
self-drilling anchor bolt, self-drilling rock bolt,