M3 x 0.50 x 5 MM (FT) Coarse Thread ISO 4762 / DIN 912 Class 12.9 Socket Head Cap Screw Alloy Steel Zinc Plated Pk 2500: Amazon.com: Industrial & Scientific
M3-0.5 x 5 mm. Flat Head Phillips Machine Screw, 100 pk.: Amazon.com: Industrial & Scientific
Amazon.com: 30pcs M3 x 5 mm (0.5mm Pitch) 304 Stainless Steel Allen Hex Bolt Socket Button Head Screw ABBOTT : Industrial & Scientific
Amazon.com: uxcell® M3 x 4mm Cone Point Hex Socket Set Grub Screw Silver Tone 50 Pcs : Industrial & Scientific
Amazon.com: The Hillman Group 43904 M3-.50 X 12 Metric Flat Head Socket Cap Screw, 25-Pack : Industrial & Scientific