The Hand Ceremonial Knife is traditional weapon carried by the Hand to act out punishments.
When Hand soldiers Alexi and Vando were tasked by Madame Gao to punish Harold Meachum. Alexi brought the knife with him to use on Harold. After Harold denies knowing Danny Rand, Alexi pulled out the knife and Vando held Harold's hands on the table and Alexi told Harold about how Vando was punished by losing some of his fingers and his tongue. When Rand came into the room, Alexi and Vando spotted him and Harold grabbed the knife from a distracted Alexi and stabbed him and later sliced Vando's throat with it.
When Harold's son, Ward was done disposing of Alexi and Vando's corpses he told Harold how he didn't want to be his partner anymore, Harold, in anger kneed Ward in the stomach. After that Ward snapped and grabbed the knife, when Harold turned around Ward stabbed him multiple times with the dagger, killing him.
After Bakuto was finished having a talk with Danny Rand and Colleen Wing, Wing mentioned that Bakuto had a Hand Ceremonial Knife and she knew this because she saw men from the Hand use it to carry out punishments.
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