【Size】Double end size is 34/40mm, the length of the wrench is 250mm, with 1.5mm socket wall thickness. 【Durable Construction】Box spanner made from high-strength steel with a chrome-plated, anti-rust coating for superior durability and corrosion resistance 【Double-End Design】The socket wrench has a double-ended design with two different port diameters, which is easy to use and can be accessed in narrow areas. 【Professional Design】Our Metric Tubular Box Wrench,The hollow structure design can easily penetrate the water pipe or screw of the faucet to unscrew the nut. 【Wide Application】It is not only used for the installation and maintenance of faucets, but also widely used in the installation and maintenance of pipes, automobiles and horseshoes., Weight: 0.75398093604 pounds, Manufacturer: MHYMX