• High-strength and durable.
• Made of chrome vanadium steel.
• Ergonomic design to ease gripping and handling, improving the torque performance.
• Improving the torque performance.
• Keys also have a special surface treatment.
• Set includes: 3/32" - 7/64" - 1/8" - 9/64" - 5/32" - 3/16" - 7/32" - 1/4" - 5/16" - 3/8"