Pipe roof drilling

We supply various pipe roof components for securing tunnels in unstable ground and situations with insufficient soil cover.

: Pilot drilling tip

Available system components

Starter tubes with core bit
Extension and end tubes
Pilot tips
Inner rods and star-shaped guide piece
Re-injection valves, loose or built-in
Hydraulic packers and grout caps

Application examples

Starter unit with pilot tip

Tunnelling jumbo with two drilling arms and one workbasket

Preparing the drilling points

Accessories

We would be pleased to advise you

Do you have questions about our products or application examples? You can find the right contact for your region here.

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Reliable Quality– Made in Germany