Glock field knife. Glock outdoor equipment was specially developed and tested according to army requirements and is used by military units throughout the world. Material know how guarantees durability and reliability. The Field Knife 81 is equipped with a sturdy saw at the back of the blade and comes with a safety sheath. Features & details * Spring Steel HRC55 Phosphate Treated Blade material * Length is 11.4 inches * Coated blade to prevent corrosion * Used as a weapon opening bottles and ammunition boxes * Field knife with a plain edge on one side and a saw edge on the other