ROLA Fitting Tools ROLA Fitting Tools Description A large amount of torque, like force, is required to drive Rola threaded inserts into wood. The Rola T Handled Allen Keys are able to provide this torque. This really is the one time to have the right tool for the job. Lighter weight T handles will bend and break trying to provide enough torque for the inserts. They are available in two sizes: To install M5 inserts or M6 inserts available here.
