Uxcell Amico Metric Chrome-vanadium Steel Offset 12 Point Box Wrench 16mm 18mm Product Name : Box End Wrench;Type : Double Offset 12 Point Box End Opening Diameter : 16mm, 18mm;Material : Chrome-vanadium Steel Size : 225 x 27mm/ 8.9" x 1.06" (L*W);Color : Silver Tone Weight : 158g Package Content : 1 x Box End Wrench