Pipe wrench cap used to repair plumbing. When using this type of key, there is no need to remove the tool from the work surface after each rotation. It is made from high quality tool steel, which ensures high wear resistance and corrosion protection during operation. It Features Large key is designed for 23-32 mm, small 914 mm and 1522 mm; Protected from corrosion; Due to its special design, the key can not be removed from the working surface after each rotation; It is possible to tighten any hex or square nut suitable diameter key;