Open box , no original box ...The WINMAX TOOLS AUTOMOTIVE Brake Resetting Gauge is a specialized tool designed specifically for resetting brake bleeder components. Made by the brand wimmax, this gauge ensures accurate and precise measurements for the proper resetting of brake systems. This product is essential for automotive mechanics and car enthusiasts looking to maintain and repair brake systems to optimal performance levels. With its specific focus on brake service tools, this gauge is a valuable addition to any workshop or garage.