GRK CAL19645HPXL Caliburn-XL HandyPak 19/64 by 5-Inch Screws， 25 Screws per Package<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Use GRK Bit T-40</li><li>Unique Caliburn Thread Design</li><li>Patented Climatek Coated</li><li>Pre-Drill with 1/4-Inch bit</li><li>Case Hardened Steel</li></ul></div><img src="http://ecx.images-amazon.com/images/I/3176cfVOnOL.jpg" noproxy>