Hard-to-Find Fastener 014973456160 1.75 Left Hand Nuts (8 Piece)， 12mm<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Diameter: 12mm</li><li>Driver Type: #18 Wrench</li><li>Thread Type: 1.75mm</li><li>Hardness: Class 8</li><li>Style: Left Hand Thread</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41S0CBUJTQL.jpg" noproxy>