The Horizon Tool 1/2 Drive Impact Extension Bar, measuring 6 inches, is designed for heavy-duty applications. Featuring a ball detent design, this extension bar ensures a secure connection with sockets, preventing slippage during use. Constructed from high-strength chrome molybdenum steel, it offers exceptional durability and resistance to wear. The black oxide finish provides added protection against corrosion, ensuring longevity. This extension bar is ideal for reaching fasteners in tight spaces, making it a must-have for any mechanic or DIY enthusiast. It meets ANSI standards, ensuring quality and reliability in demanding environments.