This 3-piece Bosch socket set comes in a protective pouch for safe storage and transportation. Features Impact control - highly robust for heavy-duty screwdriving applications with impact wrenches (and impact drivers with an adaptor - sold separately) S2 modified steel and an optimised heat treatment process provide extra-tough endurance for high performance Includes 1x 17.0mm Socket 1x 19.0mm Socket 1x 21.0mm Socket 1x Velcro Storage Pouch