M3 - 0.5 Hex Nut， Steel Zinc Metric Fasteners. 50-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Metric 3mm Hex Nut</li><li>Steel Zinc</li><li>M3-0.5</li><li>Pack of 50</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41AtNOUbqDL.jpg" noproxy>