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In addition to breaking through rocks, tunnel bench drilling bits also play a role in stabilizing tunnel walls. As tunnels are excavated, the surrounding soil can become loose and unstable, posing a danger to workers and the structural integrity of the tunnel. Tunnel bench drilling bits are used to create holes for support structures such as bolts and mesh, which help to secure the tunnel walls and prevent collapses. By stabilizing the tunnel walls, these drilling bits ensure the safety of workers and the success of the tunneling project.

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Our bullet resistant fiberglass plate offers superior ballistic resistance at a weight that is less than 25% that of a comparable steel panel. Bullet resistant fiberglass plate is now available for commercial security applications for your business, home, or governmental facility. These fiberglass panels offer ballistic resistant security with the additional performance advantages of durability, corrosion resistance, electrical non-conductivity, low thermal conductivity and light weight. For more on bullet resistant fiberglass plate, click here.

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