These are absolutely awesome. The jaw has two notched grooves in the front of the jaw, pointing backwards. They let you grip from above, so you can twist them. They grip a variety of burred external drive or gouged internal drive heads and even headless shafts.

• Grip small fasteners.

• Grip in cramped space.

• Grip spring clips.

• Look for thick comfortable handles.

• Unbranded items may have weak serrations.

• Unbranded items may have weak cutter blades.

• Always wear eye protection.

• Consider impact protection.