The Kamui Gator Grip is used for agitating the surface of the Kamui™ Tip. When your Kamui Tip has been under extensive use and is not like it was brand new then give it a little aggitation from the Kamui Gator Grip. This video is to show you how to use this tool correctly on your Kamui Tip. NEVER use any other tip tool on your Kamui Tip.http://www.kamuitips.com/store/Details.cfm?ProdID=75&category=7