LOXX® metric screw M5 x 16 mm - black chrome | LOXX Webshop
Amazon.com: M5-0.8 x 16mm Socket Head Cap Screws, Allen Socket Drive, 304 Stainless Steel 18-8, Full Thread, Bright Finish, 40 PCS : Industrial & Scientific
Amazon.com: M5-0.8 x 16mm Flat Head Socket Cap Screws (M5 to M8 Available), Full Thread, DIN7991, Stainless Steel 304 (18-8), Allen Hex Drive, Pack of 25 : Industrial & Scientific