Amazon.co.jp: License Plate Bolt Flat Type Aluminum (Red) Set of 3 M6 x 16 : Industrial & Scientific
INBUS® 72502 Hexagon Nut (DIN 934, A2 Stainless Steel) M6 Pack of 50 - The Original : Amazon.de: DIY & Tools
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Countersunk Screws M6 x 16 with Hexagon Socket DIN 7991 A2 Stainless Steel Pack of 10 : Amazon.de: DIY & Tools
OPIOL QUALITY® Panhead Screws with Flange and Hexalobular (ISR) ISO 7380 M6 x 10 mm Made of A2 V2A Stainless Steel (Pack of 30) : Amazon.de: DIY & Tools