Genius Tools Impact Extension Bar #5 Spline Drive 3/8 Inch Heavy-Duty Chrome Molybdenum Steel High Torque Performance - 540380

Genius Tools Impact Extension Bar #5 Spline Drive 3/8 Inch Heavy-Duty Chrome Molybdenum Steel High Torque Performance - 540380 Impact Extension Bar

This #5 spline drive impact extension bar is built for professional hand tool setups where added reach and controlled torque transfer matter. With a 380mm (14.96 inch) overall length, it helps bridge access gaps while keeping tool handling predictable.

Made from Chromium Molybdenum Alloy Steel, it’s designed for strength, durability, and anti-corrosive performance. The bar is heat treated through oil quenching and finished with a matte black oxide coating to support long-term, heavy-duty impact use.

Key Benefits

• #5 spline drive impact extension bar supports high-torque impact tool applications.
• 380mm (14.96 inch) overall length improves access in deeper or recessed fasteners.
• Chromium Molybdenum Alloy Steel construction delivers high strength and durability.
• Anti-corrosive material properties help resist wear in demanding shop environments.
• Oil-quenched heat treatment enhances core strength for long-lasting professional service.
• Matte black oxide coating contributes to a tough exterior suited for impact work.
• Permanently stamped size markings simplify identification and tool organization.

Meets or exceeds ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects. SKU: 540380. Designed for professional technicians, it prioritizes clear identification, durable materials, and a finish intended for repeated, heavy-use impact conditions.