SK Tools 5 Piece Metric Offset Stubby Box End Wrench Set, 6 Point, 9mm - 20mm. Partial set. There is no 17mm x 19mm. The 11mm/12mm was stamped on the opposite side as the rest of them so if you have OCD that might drive you crazy. Excellent unused new old stock condition. Leftover inventory from when SK Tools closed their Illinois factory a few years ago. USPS shipping. 9mm x 10mm, 87779 11mm x 12mm, 87781 13mm x 14mm, 87783 15mm x 16mm, 87785 18mm x 20mm, 87788
