I like a 1" cold chisel about 12" long, and an engineers hammer with a 18" handle.
I used to grind and drill frame rivets, but can't remember the last time I did. Have removed dozens and dozens with the hammer and chisel, much much faster.

Grigg


1951 GMC 250 in the Project Journals
1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-