That said, a shimano BB tool that is for use with a socket (allen key) fitment should work, but the type designed for use with a large spanner or socket (32mm IIRC) will not work as the hex fitment for the spanner/socket is too large to fit inside the BB shell.
That said, a shimano BB tool that is for use with a socket (allen key) fitment should work, but the type designed for use with a large spanner or socket (32mm IIRC) will not work as the hex fitment for the spanner/socket is too large to fit inside the BB shell.