To sum it up, they're cheap to buy and run, they cut thick steel very accurately at a reasonable speed, and they're just cool machines
Speeds:
Robertson No. 4 power hacksaw
2" 4140 round: 4-5 mins
2"x6" forklift tine: 20 mins
1 1/5" x 4" forklift tine: 15 mins
4"x4" x 3/8" wall (x2) angle iron: 15 mins
Post how quick you can cut steel below! Remember, it's a reference, not a race. Don't break blades and burn motors trying to shave time off
