Shark Shark 640TB-50 4-Inch Surface Preperation Rolock Discs， Brown， 50-Pack ， Grit-Coarse<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Color: Brown</li><li>4-Inch diameter</li><li>Pack contains 50 discs</li><li>Premium for use on various metals including aluminum</li><li>Equivalent 3M #07482</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51yIEk8ExPL.jpg" noproxy>