Wrenches are made from high-quality chrome vanadium steel, additional mirror finish improves the corrosion resistance of the surface and effectively prolong the service life. DURATECH 15-Piece combination wrench set makes emergency repairs a breeze

12-Point box end doubles the access angle than a 6-point, and 15-degree offset creates clearance for hand or obstructions in tight work spaces

Box end opening is designed to grip flat sides of fastener heads, not corners, to prevent round-off

15 Pieces high quality wrenches that exceeds ANSI standard. We selected the sizes you will need most often: 1/4 ", 5/16 ", 11/32 ", 3/8 ", 7/16 ", 1/2 ", 9/16 ", 5/8 ", 11/16 ", 3/4 ", 13/16 ", 7/8 ", 15/16 ", 1 ", 1-1/16 ". Wrench sizes are stamped on both sides of the handle for easier size identification

Tool roll with marks can identify different sizes, keep these wrenches to be neat and tidy, save spaces and it’s easy to carry. There are 2 grommets on the tool roll so that you can hang it on the wall, which will be more convenient for who need to use wrenches regularly