[1][2] Mad Dog Knives made the fixed-blade knife known as the ATAK, used by Naval Special Warfare Groups 1 and 2 after the "SEAL Trials" of 1992.
[3] Mad Dog Knives are typically made from selectively tempered, hand ground O1 Tool Steel with a hardchrome plating to protect the blade.
[1] This heat treatment was devised to develop phenomenal edge retention while preventing tip breakage and maintaining a degree of flexibility on the softer spine to improve the toughness of the knife.
[6] Mad Dog Knives won the 1992 "SEAL Trials" to supply Naval Special Warfare Groups 1 and 2 with a fixed blade knife.
[1][3] Mad Dog Knives have been described as weapons in Richard Marcinko's Rogue Warrior novels and were props in Steven Seagal's movie Under Siege 2: Dark Territory.