uxcell M4x30mm Thread Button Head Hex Socket Cap Screw Bolt 50pcs<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Drive Type: Hex Socket; Head Style: Socket Button Head; Material: 10.9 Alloy Steel</li><li>Package Content: 50(+/-2%)pcs x Button Head Screws; Product Name: Button Head Screws; Thread Size: (Male)M4x30mm/0.16"x1.2"(D*L)</li><li>Weight: 123g; Main Color: Black; Thread Pitch: 0.7mm</li><li>Total Length: 32mm/1.3"; Head Diameter: 7mm/0.28"</li><li>Hex Socket Width: 2.5mm/0.1"; Head Height(Approx): 2mm/0.08"</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41htyc6F1EL.jpg" noproxy>