In many automotive and mechanical applications, it is critical to have a specific torque amount for fastening important components. The ToolPRO 1/2" Drive Torque Wrench offers a suitable scale for large torque amounts typically found in automotive, 4WD and truck applications. Features a reversible head and an audible and tactile click once desired torque has been reached. A simple sliding collar locking mechanism ensures you don't accidentally adjust your desired torque while you work.