Specification Brand : Fairlane BulletPoint1 : A Shank Length: ½ BulletPoint2 : B Thread Length: ½ BulletPoint3 : C: ¼ BulletPoint4 : D Hex: ½ BulletPoint5 : F Thread: 5/16-18 ItemName : Fairlane CTH-0310-EF CTH Adjustable Gripper – 5/16-18 x ½ in – Extra Fine ItemTypeKeyword : ball-and-socket-universal-joints Manufacturer : Fairlane MeasurementSystem : inch PartNumber : CTH-0310-EF ProductDescription : CTH Adjustable Gripper – 5/16-18 x ½ in – Extra Fine ProductSiteLaunchDate : 2014-07-11T19:00:51.788Z UnspscCode : 31161500