United Cutlery UC3019 USMC Combat Field Folding Knife with Serrated Blade, Black United Cutlery Usmc combat field folder black serrated United Cutlery usmc combat field folder black serrated folding blade knives Closed length: 5-Inch Blade material: 3Cr13 Stainless Steel Non-reflective black coating Partially serrated drop point blade Stainless Steel pocket clip