If you are looking for the most versatile tool in excavation or breaching operations then Sog Tactical Tomahawk Polished Molded Hard Nylon Sheath will be the most perfect one. This can be also used in purposes like obstacle removal and extraction. This item has been vouched to be the most perfect tool for such utility applications. Has an about 2-inch steel axe blade. It has a great polished finish. When you turn the cutting edge you will have a blunt edge that can be applied for hammering. The chiseled part can be applied for extraction purposes.