10/50x M2 M2.5 M3 M4M5M6 Hex Allen Hexagon Socket Button Head Screw Bolt ISO7380

M2 (2mm) / M2.5 (2.5mm)/ M3 (3mm). 0.4mm(M2)/0.45mm(M2.5)/ 0.5mm(M3). There are 10/50pcs high quality button head hex socket bolt. Thread length: 3mm-100mm.

eBay