Re: Rear Girling caliper troubles --Conclusion

["Rossato, Bob HSD" <ROSSATR@hsd.utc.com>]

>It's 12.  13mm doesn't exist - the size is not defined in the Allen
>specifications.  The large ones are 10, 12, 14, 17 and 19mm.
>
>(Unless, of course, you've ever tried to get the injector seats out of an
>MB
> engine.  Fortunately, "Beargrip" tools (Holland) haven't read the Allen
> specifications and they actually manufacture a 13mm hex key and driver.)

You can also try Snap-On part # FAM13.  Nice 13 mm hex 3/8" driver.

Bob R.