DIN 6923 -flange nuts - serrated nut - hex flange nut- China manufacturer
500pcs) DIN 6923 M5 Hexagon Flange Nuts Without Serration A4 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP6923405: Amazon.com: Industrial & Scientific
(6000 pcs) M6-1.0, DIN 6923, Metric, Hex Flange Nuts, Class 8 Steel, Zinc Plated: Amazon.com: Industrial & Scientific
Amazon.com: 5 M14-1.5 Hexagon Flange Nut - Non-Serrated Class 10 Zinc. DIN 6923 / ISO 4161 : Industrial & Scientific
Amazon.com: (5) M12-1.5 Metric FINE Thread Flange Hex Nut 12mm x 1.5 DIN 6923 : Industrial & Scientific
1000pcs) DIN 6923 M4 Hexagon Flange Nuts with Serration A4 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP692344: Amazon.com: Industrial & Scientific