Ka-Bar TDI Investigator knife has a blade length of 2.71 inches and an overall length of 5 inches. The blade width is 1.25 inches and thickness is 0.12 inches. The handle is of nylon/fiberglass and the blade is stamped KA-BAR/TDI. The grind is hollow and HRC is 57-59. Sheath is made of hard plastic – MOLLE compatible.