You didn't say how big that you need to cut.
For accuracy I have a cold cut saw, it is amazing.
ALFRA RotaDry® 355
Motor 120 V/60 Hz
RPM 1300 min
Cutting area 90° 13 mm wall thickness rect. 7 x 4 inches, 180 x 105 mm
Cutting area 90° 13 mm wall thickness sq. 4.7", 120 x 120 mm
Cutting area 90° 13 mm wall thickness round 5.3", 135 mm
Cutting area 45° 13 mm wall thickness rect. 110 x 100 mm
Cutting area 45° 13 mm wall thickness sq. 100 x 100 mm
Cutting area 45° 13 mm wall thickness round 105 mm
Saw blade diameter 14 inch, 355 mm
There are several brands, I got mine from the local welding supply store.
Also have an old Dayton band saw with the vertical cutting table. I use vertical more than horizontal.
