[Lawtan]

Nope - some animal hides are really bad for the process, and then there is the more processed variety that is cheaper but much more flimsy. And you use different chemicals for different purposes - some chemicals make it hard enough for a drum, other more suitable for clothing.
(Example: there is a lyme process used to remove fur and all - as I recently learned in Medieval Studies, that process also hardens the fur and when stretched out is cut to make vellum - paper for old books)