Cold Steel Training Dagger - 92BKD is manufactured by Cold Steel and is 20 inches long training dagger, which is used to ensure that there are no accidents. This practicing dagger is one inch thick and the length of the blade is 13 inches. The handle on the other hand is 7 inches long and weighs 12.3 oz. This tool is made up of high quality polypropylene of the heaviest grade. It is the closest replica of a sword is made up of a material that never breaks. There have been several tests on the training dagger and the dagger is indeed unbreakable.