I think a heavy fixed blade with a hammering end will do the same and even more. Unfortunately there are not so many such knifes available (I can't google anything similar to the Bear Gryll's fix.blade design, which I like a lot, but I don't like that it is breaking easily).

Probably people just don't like to carry heavy knifes. Plus, there is some weird theory about a must have balance of the knife which is usually lead to a lightweight handle designs.

Perhaps a solid steel piece knife with some rubber coating over the handle (the shape of a butter knife with beefy handle) would have the same properties as a RR spike. But I never saw anything like that. The popular prybar designs are getting close to this concept, but still they don't have hammering handle feature or it's not worth mentioning.

I'd like to have something like this: