I’ve had a can of Plasti Dip kicking around forever and I’ve been meaning to use some of it on the handle of a fid. If you don’t know what Plasti Dip is, it’s a goo you dip things in to coat them in a rubber.
If you don’t know what a fid is, it’s sort of like a pointy screwdriver. In whip making they are typically used to help make knots. Here’s one of my Plasti Dip’d fids next to a undipped one:
So far I like the little bit of extra grip that it gives me. However I don’t know if my opinion will change after I use it a bit.