The best bead blasted G-10,hands down,Tom Krein.
I've sampled African Blackwood recently,and its pretty darn good.
Ol faithful standby great grip,durable,green canvas micarta.
If not polished too much its smooth yet pretty grippy wet,trick is not to go too polished.
A knife with a guard is a good thing,but the guard only will allow certain holds on the knife.
Take your time if you can,clean your hands if you need to.
