HDG spear head Bolt with dowel

HDG spear head Bolt, also called Tunnel Spear Bolt,Rail Steel Tie,Spear Bolt With Washer,Hdg Spear Bolt,  is classified under the special type of bolts that are known as structural bolts which can be produced in various grades, sizes and load capacities depending on their specific use. These spear tunnel Bolt are utilized to make transportation through undersea and underground tunnels possible by binding together a number of metal beams and posts which make up the tunnel’s frame.

Application  of HDG spear head Bolt

For comnecting concrete rings by casting plastic dowel in

Photos of Application  of HDG spear head Bolt

Technical Requirement of HDG spear head Bolt

1.Material :grade 4.6,5.8,6.8,8.8,10.9,12.9

2. finish 

Plain,Dacroment,Hot Dip Galvanized

Supply city of HDG spear head Bolt

Denmark,Spain,India,Italy,USA