Craftsman USA 10pc Metric Stubby Combination Wrench Set -K- See Details. 10 PC 12 POINT STUBBY COMBINATION WRENCH SET = 10,13,14,15,17,18,19,20,21,22 mm. K- series the k is in line with the – – marks see photos. 17 mm has 3 initials looks like chrome cleaning solution reside on some wrenches tried to show in photos. Check all photos for condition and type as is as shown.