Hexagon Head Screws with Flange Collar A2 Stainless Steel DIN 6921 M5 x 10 x 10 : Amazon.de: DIY & Tools
Amazon.com: (600pcs) DIN 6921 M5X8/8 Hexagon Head Screws with Flange and Fullthread A2 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP692125-8 : Industrial & Scientific