Toolocity AD1112 Concrete Core Bit Adapter<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>5/8-11 threads</li><li>longer threads</li><li>1/2-Inch Shank</li></ul></div><img src="http://ecx.images-amazon.com/images/I/311QZbX6lDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21RGj4XMlPL.jpg" noproxy>