Engineered from high-strength Cr-Mo alloy steel, this master set features a double deep design providing both SAE and Metric ends for maximum versatility. Each socket is designed with radius corners to reduce fastener wear and includes laser-etched markings for permanent identification. This professional-grade set comes in a heavy-duty storage case and is backed by a lifetime warranty.

• Double deep design provides both SAE and Metric ends for versatile application
• Forged from Cr-Mo alloy steel for superior strength and flexibility under high torque impact use
• Radius corner design reduces fastener wear by applying force to walls rather than corners
• Chamfered openings allow for quick and easy fastener alignment
• Laser etched and roll stamped markings ensure permanent, easy-to-read socket identification
• Includes a heavy-duty storage case for organized and convenient transport
• Meets ANSI Standards for guaranteed peak performance and durability
• Backed by a SUNEXpress lifetime warranty