Originally Posted by
HillRider
There are cutters made to cut steel pipe but the average hardware store cutter is intended for copper pipe and steel tubing will ruin the cutter in short order. A fine tooth hacksaw is the way to go on anything steel (or carbon for that matter).
There was one project where I used a typical hardware store tubing cutter to make 195 cuts on steel electrical conduit, seemed to hold up fine. Handlebar tubing might be harder but they are up to cutting mild steel.