Features and Benefits: Flex head tilts up to 180 degrees at any interval Surface drive provides a stronger grip on fasteners nearly eliminating rounding Ratcheting box end needs as little as 5 degrees to move a fastener Set includes: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4" GrearWrench products are warranted for life to be free of defects in material and workmanshipThis gear wrench set is very unique because it needs as little as 5