This is the new Limited Edition SWAT of the Tactical Response 3 auto with a black DLC coated blade and handle, fluted to allow non slip surface when held. The TR-3 SWAT is extremely popular with Law Enforcement Professionals and Military. The knife is very well balanced, reliable and ergonomically designed. It has a multi-task 3.5" blade that on this version is all black. The handle is machined from solid bars of T-6 aluminum. This is a top shelf quality knife, none better, dollar for dollar. The auto button pops the blade right out and it has a solid snap to it that Protechs are known for. One hand open and close. Blade: 154-CM Stainless Steel, 3.5" Long Blade, .125" thick, 59RC Handle: T6-6061 Anodized Aluminum, Black Open Overall Length: 8.0" Closed Overall Length: 4.5" Weight: 3.6 ounces.