MM Ratcheting Open-End & Static Box-End Combination Wrench Set (7-Piece)The Crescent X6 7 Piece combination wrench set provides you with the innovation of the X6 design in the box end. It allows you to grip 6 different types of fasteners at the convenience of ratcheting in the open end. This set includes the following sizes: 8, 10, 12, 13, 14, 15 and 17mm. Able to work on the following types of fasteners hex, square, 12pt., external torx, partially rounded hex and spine The ratcheting open end of the wrench allows you to