1. ALUMINUM ALLOY The brake draining tool is crafted from durable aluminum alloy, ensuring longlasting performance and reliability even under heavy use. It features wear resistance, guaranteeing consistent functionality over time. 2. COMPACT DIMENSIONS With a length of 39.3 mm (1.54 inches), a handle diameter of 0.7 inches (17.9 mm), a screw diameter of 0.49 inches (12.5 mm), and a density gauge of 0.12 inches (3.2 mm), this tool is compact and precisely engineered to fit effortlessly into tight spaces. 3. EASY TO INSTALL Installation is a breeze—simply remove the brake light master switch from the valve and it with the drain tool by screwing it into the valve. This quick and effortless process allows for immediate use. 4. VERSATILE COMPATIBILITY Designed for a wide range of vehicles, this tool is particularly suitable for those equipped with DISC/DRUM PV2 and PV4 AC 1721371 1721353, making it an essential addition to your automotive toolkit.