M4 x 12mm 12.9 Alloy Steel Hex Socket Head Cap Screws Bolt Black 30pcs<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Drive Type: Hex Socket; Head Style: Hex Head; Material: 12.9 Alloy Steel</li><li>Package Content: 30 x Socket Head Cap Screw; Product Name: Socket Head Cap Screw; Thread Size: (dxL)M4 x 12mm/ 0.16" x 0.47"(D*L)</li><li>Weight: 56g; Main Color: Black</li><li>Thread Pitch: 0.7mm; Total Length: (L1) 16mm/ 0.6"</li><li>Head Size: (Dxk) 7 x 4mm/0.28" x 0.16"(D*H); Width Across Flat (s): 3mm/0.12"</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41hGal4y7dL.jpg" noproxy>