Genius Tools Impact Extension Bar 400mm Length 1 Inch Drive Heavy-Duty Chrome Molybdenum Steel – 840400

Genius Tools Impact Extension Bar 400mm Length 1 Inch Drive Heavy-Duty Chrome Molybdenum Steel – 840400 Impact Extension Bar

This 1" drive impact extension bar adds controlled reach for fastening and loosening tasks where standard sockets can’t clear obstacles. The 400mm (15.75") length helps access recessed or hard-to-reach fasteners while keeping the setup stable and easy to handle.

Built from Chromium Molybdenum Alloy Steel, it’s engineered for strength and durability with anti-corrosive properties. The bar is heat treated through oil quenching and finished with a matte black oxide coating to support long-term professional use and consistent performance.

Key Benefits

• 400mm overall length provides added reach without sacrificing control and stability.
• 1" drive impact extension design supports heavy-duty impact tool applications.
• Chromium Molybdenum Alloy Steel delivers high strength and long service life.
• Matte black oxide coating helps resist wear while protecting the exterior finish.
• Oil-quenched heat treatment enhances core strength for professional-grade durability.
• Permanently stamped size markings simplify identification and tool organization.
• Meets or exceeds ANSI standards for dependable fit and performance consistency.

Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, this extension bar is designed for technicians who rely on repeatable results under heavy use. The combination of durable materials, protective finish, and clear size stamping supports efficient work in demanding environments.