Ring-set of forged, tempered chrome-vanadium steel. For better access by 15 ° cranked and high-quality, polished surface. With a solid nylon storage bag. Includes the sizes: 6, 7, 8, 9, 10, 11, 12, 13,14,15,16,17,18,19,20,22,22,24,25,26,27,28, 30 and 32 mm.