Are you consuming the same 100+ expendables and consumables over and over again?
If so, you'd be crazy to ignore the powerful impacts of a vendor managed inventory. The title might deceive you. You think vendor + inventory...no thanks. That's just giving them a sale.
Wrong!
If done right, with a win/win mindset, you could cut 30 - 90% of your total material costs (not the same as material price, read more here) instantly.