K Tool International Hex Key Twisted 4 mm

Features and Benefits:

• Twisted hex key 4mm
• No need to drill holes if the screw holes hasn't been enlarged or fully rounded, just use the tools directly
• Twist end with a short regular hex tip works on both damaged hex and regular hex

The twist end design can extract the damaged hex screws which haven't been rounded fully. Users can use the tools directly without drilling holes on the screws