Several companies like Wera® make enhanced bits and tool tips. Some use abrasive diamond coatings, others have tiny grooves or ribs to dig into the side of the opening.

• Dig into the sides of the opening.

• Prevent cam-out effect.

• Look for tips with either abrasive diamond coatings or tiny grooves / ribs.

• Unbranded items may have weak grooves.

• Always wear eye protection.

• Consider impact protecting gloves.