http://www.rockbolting.netExport DepartmentAlex YanPhone: +86 - 379 - 63501959/+86 - 15838868783Fax: +86 - 379 - 63501159
2-1-1601, Yinrun Central Plaza, the intersection of Yongtai Street & Taikang Road, Luoyang, Chinaluoyang, HenanChina, 471000Web Page Link: https://www.toboc.com/luoyanggongyantechnologycoltd746575D&B D-U-N-S Number: 4084191214
Hollow Grouting Self Drilling Anchor Bolt is a new developed kind of anchor bolt, which combines the drilling, anchoring and grouting. Different from the conventional anchor bolts, there is no need of pre boreholes any more during the hollow grouting self drilling anchor bolt installation, thus help improve the efficience greatly.
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Luoyang Gongyan Technology Co.,Ltd