M3 Metric Aluminum Nut Rivets (100pc)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Perfect for metal， fiberglass and rigid plastic previously too thin for tapped threads</li><li>All aluminum large flange with ribbed lip; Provides a neat appearance</li><li>For placing permanent threads in thin materials</li><li>Internal threads are ready for a screw or bolt</li><li>Grip Range: .02 - 2mm; Total Length: 10mm; Drill Size: 5mm</li></ul></div><img src="http://ecx.images-amazon.com/images/I/513U4i2bvWL.jpg" noproxy>