Product Description

SINODRILLS T thread hollow anchor bar

The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation. Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micro piles etc jobs, which is widely used in mining, tunneling, railway, metro construction etc projects.

T thread anchor bar surface with a trapezoidal thread, this design of connection is much stronger and reliable when compared with rope thread, we supply full sizes from T*0 to T**3.

Thread size: T*0, T*0, T*2, T*3, T**3, T**7, T**0.
Thread standard: international standard
 
SINODRILLS R thread hollow anchor bar
 
The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation. Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micro piles etc jobs, which is widely used in mining, tunneling, railway, metro construction etc projects.

R thread anchor bar or called rock bolt, soil nail, which is a kind of threaded hollow bar, bar surface with an rope thread according to ISO ****8 & ***0. It was firstly invented by MAI on ***0S to solve the low construction speed on complicated underground works, nowadays; it is very popular all around the world.

Thread size: R*5, R*2, R*8, R*1, T*6.
Thread standard: ISO****8, ISO***0 etc.