Made of 6150 chrome vanadium steel with heat treatment.

• Made of 6150 chrome vanadium steel with heat treatment.
• Black oxide finishing can avoid rusting
• The most common Inch and Metric sizes to remove and install most screws from the cars, all kinds of furniture or equipment, and others.
• Be convenient for being carried and placed.

Made of 6150 chrome vanadium steel with heat treatment.