http://www.wowwiki.com/Death_Grip
Wrath-Logo-Small Patch 3.3.3 (2010-03-23): Minimum range has been changed to 8 yards in PvP.
Cataclysm-Logo-Small Patch 4.0.6 (8-Feb-2011): The tooltip has been updated to reflect the minimum distance of 8 yards in PvP.
Хз правда где тултип исправили но на русском клиенте точно не отображает минимальную дистанцию.