Stud Drilling - INTEGRA Technologies

Unique process

Solution to seized studs

Return to optimal conditions

Stud Drilling Solutions

BlackWidow™ Stud Drilling System

Protect your assets.

The BlackWidow™ Stud Drilling System is a unique flange centered stud drilling technique and is the solution for seized studs. Highly accurate and safe, the BlackWidow™ Stud Drilling System ensures your assets are not compromised and are returned to optimal operating conditions.

The hydraulic drill can also be used separately for drilling out stuck studs in turbine casings.

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Frequently Asked Questions

What is the largest stud you can drill out?

We can drill a stud up to 7.5” in diameter.

How can you ensure the threads are not damaged from the stud drilling?

We use a proprietary machining technique to protect the threads and ensure your asset is not damaged.

What is Stud Drilling?

Stud drilling is an INTEGRA process of machining/boring the stud out from the nut while the stud is still in the loaded condition.

How long does it take to drill out a stud?

The machining process is fast. For example, it takes 10-15 minutes for 2.5” diameter stud.

What is the largest stud you can tap?

We can tap a stud up to 3.5” in diameter.

What type of motor is it required to operate the equipment?

We can use pneumatic (air), hydraulic and electric drive motor.

When would you need to stud drill?

When disassembling studs from tapped holes, galling often occurs with very high associated costs to repair and time delays. Stud drilling is an INTEGRA process of machining/boring the stud out from the nut while the stud is still in the loaded condition. The machining process is fast (10-15 minutes for 2.5” diameter stud) and very safe. INTEGRA’s Stud Drilling process has changed the way refineries approach disassembly on large stud tapped hole applications like Reactor and Heat Exchangers.

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