Material: A2 Stainless Steel. Specs (mm) M3 M4 M5 M6. Threaded Rod. Hex Nut Height (k) 13 15 16. Hex Nut Height (k) 2.5 3.2 4 5. Hex Nut Height (k) 6.5 8 10 11. Nut Full Height (h) 28 32 34. Nut Full Height (h) 6.5 8 10 12.
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