#5 Spline Drive Impact Extension

Genius Tools Impact Extension Bar #5 Spline Drive, Heavy-Duty, Durable Steel Construction - 540200 impact extension bar SKU: 540200. This #5 spline drive impact extension bar is built for high-torque impact work where added reach is needed without sacrificing strength. With a 200mm (7.87 inches) overall length, it helps position impact sockets more effectively while maintaining drive engagement. Made from Chromium Molybdenum Alloy Steel, it is designed for high strength, durability, and anti-corrosive performance. A heat-treated, oil-quenched process and matte black oxide coating support a tough exterior with a strong inner core, and permanently stamped sizing keeps identification simple over time. Key Benefits #5 spline drive impact extension supports strong torque transfer under impact loads. 200mm (7.87-inch) length improves access while keeping control and stability. Chromium Molybdenum Alloy Steel construction provides high strength and durability. Anti-corrosive material properties help resist wear in demanding shop environments. Heat treated through oil quenching for a tough exterior and strong core. Matte black oxide coating enhances durability and helps protect the tool surface. Size is permanently stamped for quick, reliable identification during tool organization. Its professional-grade design supports repeated heavy use while maintaining clear size markings and a durable finish suited to impact tooling.