Astro Pneumatic Tool PRN8M ONYX Pneumatic Rivet Nut Setting Gun with Quick-Change 6mm &amp; 8mm Mandrels<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>M6 and M8 mandrels included</li><li>Quick change mandrel system</li><li>Dial in regulator settings for specific rivet nut sizes and compositions</li><li>8mm rivet nut capacity</li><li>Forward and reverse actions for quick operation</li></ul></div><img src="http://ecx.images-amazon.com/images/I/312HyNlLp0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41gE23Gev0L.jpg" noproxy>