With this handy socket, youll find that youll be able to reduce your fixing time by a significant amount, without compromising on a high-quality result of your fixture. Youll save considerable time as with our channel socket, you wont face the common issue that you often do with thin walled sockets. Due to the quality of the product, you wont find the socket getting stuck in the channel/strut when the bolt or nut is tightened down. This tool is manufactured to the highest standard , and the material used is of a premium Chrome Steel with a Non Rust plated finish to ensure durability and strength. It is available for two different sized unistrut channels. You can get the Sirius Professional 17mm 1/2 Drive Socket for 41mm Unistrut Channel or the Sirius Professional 17mm 1/2 Drive Socket for 21mm Unistrut Channel. Both these channel sockets are compatible with Unistrut and all other channels or struts manufacture , and have been trialled extensively by professional installers. So,