Genius Tools Impact Socket 4-3/8 Inch Jumbo Size 3-1/2 Inch Drive High-Strength CR-Mo Steel Durable Heavy-Duty - 928340

Genius Tools Impact Socket 4-3/8 Inch Jumbo Size 3-1/2 Inch Drive High-Strength CR-Mo Steel Durable Heavy-Duty - 928340 Impact Socket

Built for high-torque impact applications, this jumbo impact socket pairs a 3-1/2" drive with a 4-3/8" socket size for large fasteners. Its 180mm (7.09") overall length adds practical reach while keeping handling straightforward during heavy-duty service work.

Constructed from Chromium Molybdenum Alloy Steel, it’s designed for strength, durability, and anti-corrosive performance. The socket is heat treated through oil quenching and finished with a matte black oxide coating to support a tough exterior and strong inner core for long-term professional use.

Key Benefits

• 3-1/2" drive with 4-3/8" jumbo size for large fasteners.
• 180mm (7.09") overall length balances reach and controlled handling.
• Chromium Molybdenum Alloy Steel construction supports high strength and durability.
• Anti-corrosive material properties help resist wear in harsh shop conditions.
• Oil-quenched heat treatment improves exterior toughness and inner core strength.
• Matte black oxide coating helps protect the finish during repeated impact use.
• Permanently stamped size markings enable quick identification and better tool organization.

Designed and made for professional technicians, this impact socket meets or exceeds ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects. SKU: 928340.