Goldblatt Tool Company G02111 Double Box Mixer<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Designed to minimize air entrapment in mix</li><li>Used with a 1/2-Inch drill with low RPM's</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21Kyg9uo1IL.jpg" noproxy>