GRK 772691021779 12/14 by 6-Inch 3/8 Containing Equal to 50 Screws R4 Handy Pack， 1-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>R4 Bit Table #4 uses T-10， #6 and #8 use T-15， #9， #10 and #12 all use T-25</li><li>Self-Tapping， countersinking head， W-cut thread design and Climatek coated</li><li>Wood， particle board， cement fiberboard， plastic and sheet metal</li><li>Multi-Purpose screw R4</li><li>ISO certified</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31-%2BH4Iy5GL.jpg" noproxy>