Available in a range of sizes (8mm-19mm), these combination spanners are made of chrome vanadium steel and have an innovative ratcheting open-end design. The 72-teeth ratcheting system needs only 5 movement to operate ratchet and the spanners. Ideal for use in confined spaces. The chrome plated mirror finish prevents oil and dirt from adhering to the tool, making it easier to clean and preventing rust. Features and Benefits 72 teeth ratcheting system needs only 5 of movement to operate and engage with fasteners Chrome plated mirror finish repels dirt, grease and grime and makes for easier cleaning of your tool Manufactured from chrome vanadium steel for durability and corrosion resistances Available in a variety of metric sizes to suit your needs All models possess one open and one ring for versatility of use Typical Applications Automotive Engineering Construction DIY Standards ASME B107.100-2010