Irwin Tools 1792768 9/32-Inch Multi Material Drill Bit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Durable carbide tipped construction</li><li>Brazed carbide tip has a unique diamond ground 4-face design for excellent centered starts with little walking and best hole quality</li><li>Double ground flute ensures fast and efficient removal of the drilling dust and prevents clogging</li><li>Special duo tone surface finish reduces friction and resistance， increasing bit life and drill battery life</li><li>Special Grind Angle creates sharper tip edges for Fast starts in tough materials</li></ul></div><img src="http://ecx.images-amazon.com/images/I/313kCY00Y6L.jpg" noproxy>