M10-1.25 Hex Nuts M10x1.25 Nut Grade 10.9 10mm x 1.25 Nut M10 x 1.25 Zinc
Hex / Wrench Size: 17mm. Nut Specs Nut Height / Thickness:7.8mm. Thread Pitch:1.25 (Fine Thread). NOT previously rejected for quality issues or rescued from a scrap yard. It is a lot easier to resolve problems one on one.