Gearwrench 84913 7 Pc 3/8″ Drive SAE Impact Hex Bit Socket Set is built for professionals who need durable and high-performing tools for impact applications. Made from chrome molybdenum alloy steel, these sockets provide exceptional strength and longevity. The manganese phosphate coating offers superior corrosion resistance, while high-visibility laser-etched markings ensure quick size identification. Designed with off-corner loading, these sockets reduce fastener rounding and improve grip. Includes a socket rail for easy organization.Features: Constructed from chrome molybdenum alloy steel for superior durability. Manganese phosphate coating resists corrosion and extends tool life. Off-corner loading design prevents fastener rounding. High-visibility laser-etched and secondary hard-stamped size markings. Pin hole design allows secure retention with pin and o-ring. Meets or exceeds ASME specifications. Includes socket rail for storage and organization.Benefits: Designed for impact use to handle high torque applications. Minimizes wear on fasteners and enhances tool longevity. Corrosion-resistant finish ensures long-term performance. Clear size markings enable quick and easy identification. Organized storage keeps sockets easily accessible.Technical Specifications: Model: 84913 Drive Size: 3/8″ Socket Type: Impact Hex Bit Material: Chrome Molybdenum Alloy Steel (Cr-Mo) Finish: Manganese Phosphate Markings: Laser-etched and hard-stamped Included Sizes: 1/8″, 5/32″, 3/16″, 7/32″, 1/4″, 5/16″, 3/8″ Storage: Socket rail included