Engineered for heavy-duty mechanical work, this professional-grade set is ideal for truck and industrial plant maintenance. Each component is precision machined and heat treated from high-quality micro alloyed steel to deliver superior hardness and torque strength.

• Fabricated from high-quality micro alloyed steel using hot or cold forging processes for maximum durability.
• Precision machined and heat treated to provide an optimal balance of hardness, tensile strength, and torque strength.
• Features a tough nickel-chromium finish on all sockets and accessories for enhanced corrosion resistance.
• Compliant with both American and European domestic and international standards for professional reliability.
• Designed for heavy-duty applications with torque capacities ranging from 6,000 to 18,000 lbs.