The Microtech A.D.O. (Alpha Detachment Operative) is a solid billet fixed blade knife. Designed by Anthony Marfione, this custom ADO knife is built from a solid billet of 154-CM and has a hand ground tanto blade. This model features an all black ceramic coating. The hollow handle has a removable glass breaker butt cap to top it off. The A.D.O. comes with and can be carried in a special black leather sheath with a belt clip on the back. This is an absolutely amazing piece from Microtech. Get yours while they last. Product Details: Blade size: 4" Black leather sheath Overall: 8 1/2"