It is a self-adjusting tool that helps loosen rusted, rounded or painted-over bolts. This universal wrench set has a patented 60 hardened steel teeth grip as you turn. This allows the damaged item to be removed with ease. This Skil 4-piece secure grip box wrench set will work on SAE, metric, star, torx and square shapes.

• Brand Name: SKIL
• Sub Brand: Secure Grip
• Number of Points: 6 Point
• Metric or SAE: Metric
• Product Type: Wrench Set
• Number in Package: 4 pc
• Packaging Type: Carded
• End Type: Box End
• Color: Black/Red
• Material: Steel
• Ratcheting: No
• Adjustable: Yes