Forney 20909 Taper Tap Industrial Pro HSS UNF， 6-by-40<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Taper Tap Unified National Fine (UNF)</li><li>High speed steel (HSS) taper tap</li><li>Includes 4-degree chamfer angle</li><li>7-10 pitches chamfered and 8-10 tooth height</li><li>For use on hard materials</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21cNUlWODOL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21AUP0-81BL.jpg" noproxy>