Cold saws are great, and I wish I had one, but I have another option. It is a Makita metal cutting chop saw that uses Metal carbide blades (not the fiber type. It works well. The cuts are accurate as you set them up to be and no sparks.
http://www.amazon.com/Makita-LC1230-.../dp/B00004YOLV
http://www.amazon.com/Makita-A-90875..._bxgy_hi_img_z