The E-Z Red 4-pc Locking Flex Head Ratcheting Wrench Set, No. WR4SL, offers box ends with offset heads for greater reach capabilities and an extra-long spline with 180-degree locking flex heads. This set is available in 5/16" by 3/8", 7/16" by 1/2", 9/16" by 5/8" and 11/16" by 3/4". This set comes packaged in the signature E-Z Red high-density foam tray.