The Hillman Group 3990 M4-0.70 x 20mm Metric Stainless Steel Pan Head Phillips Machine Screw (15-Pack)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Machine screws are fully threaded along the shaft</li><li>Fasten with a screwdriver to reduce the risk of over-tightening to protect the screw and fastened material</li><li>Use for any indoor/outdoor projects</li><li>Stainless steels are used for their corrosion resistance， high-temperature strength， scaling resistance and low-temperature toughness</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31Lh8DlNhSL.jpg" noproxy>