 It consisted of a 91 cm blade fixed to a long 120 cm handle ending in an iron butt point, although exceptionally large weapons reaching 3 meters in length and weighing 10.2 kg have been mentioned.Divided daos were wielded by elite Tang vanguard forces and used to spearhead attacks.Some warriors and bandits duel wielded daos to break deadlocks in confined terrain during the late Song dynasty.