50pcs) DIN 466 M6 Knurled Thumb Nuts, High Type AISI 303 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP046626: Amazon.com: Industrial & Scientific
Knurled Nut M6 High Form DIN 466 Stainless Steel A1 (Pack of 1) - High Knurled Nuts : Amazon.de: DIY & Tools