Features and benefits:

• 1/4" shank 50mm hex extractor 6mm
• No need to drill holes if the screw holes hasn't been enlarged or fully rounded, just use the tools directly
• Made from high grade silicon alloy steel and heat-treated
• Chrome-plated which provides ultimate anti-rust capacity

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