Wiha 13 piece hex ball end l key set in holder wiha 24851 this 13 piece hex ball end l key set from wiha enables you to fix and undo imperial sized screws that are in places that would otherwise be difficult to access the space saving prostar holder allows the easy removal of any key without having to move any others wiha sb369sz13b 24851 hex ball end l key set in classic holder imperial 13pc