Features and Benefits:

• Used for removing rounded or stripped fasteners with internal drive heads.
• Reverse twist in the hex key bites into stripped out hex for easy removal.
• Full range to remove most common size screws.
• Can be used on new screws as well.
• Includes: 1/16", 5/64", 3/32", 1/8", 5/32", 3/16", 1/4", 5/16", and 3/8"

Designed by mechanics for removing stripped or rounded hex screws with internal drive heads.The reverse twist in the hex key bites into stripped out hex for easy removal, saving time and money. Set can be used as "full time" tool as it will work on new screws as well.