Abstract: A holder for wrench sockets that includes a support member from which project mounting studs which are configured to receive the nut engaging end of wrench sockets. In one embodiment the socket mounting studs are fabricated integrally with the support member and are arranged thereon in a mandatory sequence of selected order. Another embodiment provides individual mounting studs that may be fitted and secured in a selected order or sequence tailored to the job to be accomplished and includes a locking arrangement integral to the mounting stud which radially expands the stud to grip the installed socket when the stud is turned in one direction.