●2 head design, 4 different size with two hex holes (2-10mm) in one spanner. ●Size: One side: 6/8mm, the other side: 7/9mm, Thickness: 2.8mm, Length:175mm. One side: 10/12mm, the other side: 11/13mm, Thickness: 2.8mm, Length:195mm. One side: 14/16, the other side: 15/17mm, Thickness: 3.8mm, Length:230mm. One side: 18/20, the other side: 19/21mm, Thickness: 4.8mm, Length:280mm. One side: 22/24, the other side: 23/27mm, Thickness: 5.8mm, Length:340mm. ●XPE Tray: 43*19*3.2cm