1.New kinds swellex steel bolt 2.non-galvanized 3.kinds of diameter dia 39,42 4.international standard 5.accessories   1.New kinds swellex steel bolt2.non-galvanized3.kinds of diameter dia 39,424.international standard5.accessories ...

1.Self-drilling hollow anchor bar 2.Widely used in mining reinforcing and construction 3.R & T thread 4.link with coupler Self-drilling hollow anchor bar consists of six parts, namely, hollow drilling bolt, drilling bit, slip stop plug, anchor...

1.left hand thread bolts 2.Common groutable 3.Stainless steel anchor bar 4.with domed plate and nut 5.R& T thread 1.left hand thread bolts2.Common groutable 3.Stainless steel anchor bar4.with domed plate and nut5.R& T thread1. Common groutable...

1.hydra-friction swellex bolt 2.galvanized & non-galv 3.PM-12,16,20,24 4.length could be customized 5.accessories available 1.hydra-friction bolt 2.galvanized & non-galvanized3.PM-12,16,20,244.length could be customized5.accessories...

1.New kinds swellex steel bolt 2.non-galvanized 3.kinds of diameter dia 39,42 4.international standard 5.accessories Hot-dip galvanized split set steel  ...

1.hydra-friction bolt 2.galvanized & non-galvanized 3.PM-12,16,20,24 4.length could be customized 5.accessories available 1.hydra-friction bolt 2.galvanized & non-galvanized3.PM-12,16,20,244.length could be customized5.accessories...