United Abrasives/SAIT 57102 Closed Coat Aluminum Oxide 3-Inch x 18-Inch 1-AX 40 Grit Sanding Belt， 5-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Aluminum oxide grain， closed coat</li><li>X-weight cotton</li><li>For general purpose sanding， grinding， and finishing of ferrous and non-ferrous metals</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51DoGrBfBIL.jpg" noproxy>