Madara: I’m gonna say he has Elder wood, or Yew. Dragon heartstring core. Unyielding flexibility. 12.5 inches. Ravenclaw/Slytherin

Tobirama: Red Oak/Walnut fit him to a T. Dragon heartstring core. Hard flexibility. 11 inches. Slytherin

Hashirama: Rowan wood. Unicorn (I was gonna say Dragon heartstrings simply because of power, but I’d say Hashirama’s powerful enough that his wand doesn’t need to prove that) Supple/plaint flexibility. 14 inches. Such a Hufflepuff