Bondhus 13199 Ball End Graduated Length Tip T-Handle Set with ProGuard Finish, 9 Piece 9 piece set Includes Inch sizes: 1/8, 5/32, 3/16, 1/4, 5/16-inch Includes Metric sizes: 3, 4, 5 and 6-millimeter - Includes Inch and Metric Sizes: 1/8, 5/32, 3/16, 1/4, 5/16-inch and 3, 4, 5 and 6-millimeter