Boker Plus 02BO1943 M3 Trench Knife with 6 3/4 in. High Carbon SK-5 Steel Blade Black coated blade is made of high carbon SK-5 steel and features original blade tang Handle is made of stacked leather pieces To ensure the quality of the M3, each knife features a laser engraved serial number Blade length: 6 34 in. Overall length: 11 3/4 in. Weight: 8.4 oz. Limited Lifetime Warranty