M5-0.8 x 8mm Socket Head Cap Screws, Stainless Steel 18-8 (304), Allen Socket Drive, Full Thread, Bright Finish, 50 PCS: Amazon.com: Industrial & Scientific
M5-.80x16 Socket Head Socket Cap Screws DIN912 A2-70 Stainless Steel (50 Pcs): Amazon.com: Industrial & Scientific