Titan Tools #17312 Wrenches, Combination, Steel, Polished Chrome, 8mm to 18mm Metric Sizes, Set of 11. These Titan Tools 11 Piece combination wrench sets are great sets for the house or the garage. Titan professional tools can be counted on to provide a professional grade tool at a fair price. They are designed and built to provide a lifetime of quality for the professional and non-professional alike. Includes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18mm.Features:* Fully polished and chrome plated CR-V steel* Reusable storage rack include.