Irwin Tools 30505ZR 5/64-Inch Cobalt 135-Degree， Left Handed-Mechanics Length， Pack of 6</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>This drill bit features 8% cobalt-alloyed steel construction for high heat and abrasion-resistance</li><li>Shorter-length drill bit provides additional strength</li><li>IRWIN drill bits are useful for drilling into fasteners without tightening them</li><li>Can often remove broken fasteners without the use of an extractor</li><li>5/64" diameter with a 1" flute length and 2" overall length</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51AcSB9ZfcL.jpg' noproxy></br>