Flame Tech's 7500 series torch is ideal for heavy cutting in scrap yards and steel mill operations. It features a safe tip mix design, solid bronze head, heavy duty nozzle mixing torch, and three lightweight stainless tubes. Tip determines fuel gas & hose size, up to a size 4 tip 1/4" twin hose, size 5 & larger req's 3/8" twin hose, up to 14" cutting capacity. *Check valves are recommended-must be purchased separately.