DEWALT DW8400 4-Inch by 1/4-Inch by 5/8-Inch Aluminum Grinding Wheel (25-Pack)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This are easy to use</li><li>This are highly durable</li><li>This is manufactured in China</li><li>Aluminum oxide grain combination for long wheel life in aluminum and other soft metals</li><li>5/8-inch-11 arbor with A30N specs</li><li>Ideal for specialty grinding for aluminum and other non-ferrous materials</li><li>Max RPM 15，200</li><li>One Year Warranty， One Year Service， 30 day no risk satisfaction</li></ul></div><img src="http://ecx.images-amazon.com/images/I/613ZaCIvPGL.jpg" noproxy>