Genius Tools Impact Extension Bar 100mm Length 3/4 Inch Drive with Pin Hole - 640100

Genius Tools Impact Extension Bar 100mm Length 3/4 Inch Drive with Pin Hole - 640100 Impact Extension Bar

This 3/4" drive impact extension bar is built for high-torque impact applications where added reach is needed without sacrificing strength. The 100mm (3.94") length helps position impact sockets more effectively while maintaining a compact overall profile.

Made from Chromium Molybdenum Alloy Steel, it’s designed for durability and resistance to corrosion in demanding shop conditions. A heat-treated construction with an oil-quenched process and matte black oxide coating supports long service life and dependable performance.

Key Benefits

• 3/4" drive impact extension bar for high-torque, heavy-duty applications.
• 100mm (3.94") length provides extra reach while staying compact.
• Chromium Molybdenum Alloy Steel delivers high strength and long wear.
• Anti-corrosive material properties help withstand harsh workshop environments.
• Heat treated by oil quenching for a tough exterior and strong core.
• Matte black oxide coating supports durability and impact-tool use conditions.
• Permanently stamped size markings improve tool organization and fast identification.

SKU 640100 meets or exceeds ANSI standards and is intended for professional technicians who rely on impact-rated hand tools daily. Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, it offers dependable fit, finish, and identification for long-term shop use.