Amazon.com: M4 x 10mm Button Head Socket Cap Screws,Pack 100-piece,Stainless Steel,Full Thread,Metric : Industrial & Scientific
304 stainless steel, slotted captive screws, dissolved by hand, no screws M3M4M5M6M8-M4 x 16 : Amazon.de: DIY & Tools
Amazon.com: M4 x 10mm Socket Head Cap Screws, Grade 12.9 Alloy Steel Black Oxide, Allen Socket Drive, Machine Thread, 100 PCS : Industrial & Scientific