Steel Thread Rolling Screw for Metal， Zinc Plated， 82 Degree Flat Undercut Head， Phillips Drive， #4-40 Thread Size， 3/8" Length (Pack of 100)<img src="http://ecx.images-amazon.com/images/I/41njotTMsgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41xOsyZl2bL.jpg" noproxy>