Amazon.com: M6 x 12mm Flanged Hex Head Bolts Flange Hexagon Screws, Stainless Steel A2, DIN 6921, 25 PCS : Industrial & Scientific
CCLIFE 280tlg Flansch Schrauben DIN 6921 und Muttern DIN 6923 Set Sechskantschrauben Vollgewinde Sortiment M5 M6 M8 : Amazon.de: Baumarkt
Amazon.com: Kipp K0155.4081X50 Star Grip Thermoplastic External Thread M8 x 50 Diameter 40 mm Black Component Steel Pack of 4 : Industrial & Scientific