In a nutshell
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With the Milwaukee Shockwave Impact Duty 3/4" 175 mm extension bar, you can easily reach deeply recessed or obstructed fasteners using your heavy-duty impact wrench. Built from high-strength chrome-molybdenum alloy steel, this 175 mm extension reliably handles extreme impact forces and high torque without failing. The ball detent design combined with security pin holes keeps your impact sockets firmly locked onto the 3/4" square drive output during demanding tasks. It is ideal for heavy commercial vehicle maintenance, industrial machinery repair, and structural steel assembly, ensuring maximum power delivery and secure control.