Amazon.com: 10 M14-2.0 Hexagon Flange Nut - Non-Serrated Class 10 Zinc. DIN 6923 : Industrial & Scientific
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Amazon.com: Aexit DIN 6923 Nails, Screws & Fasteners Metric M10x1.25mm Colorful TC4 Titanium Hex Head Flange Nut Nut & Bolt Sets 10mm High : Industrial & Scientific
400pcs) DIN 6923 M6 Hexagon Flange Nuts Without Serration A4 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP6923406: Amazon.com: Industrial & Scientific