Lincoln Plasma Cutter K4900 1 CDFL Mild Steel See all sizes of Lincoln Package Size:0.030 in, 33 lb Plastic Spool See all sizes of Lincoln Chromet 9 B9 family R42 is designed for precise pipe alignment and secure fit up during heavy duty welding and fabrication tasks The patented plasma torch and consumable design deliver consistent cuts and minimize the torch maintenance that interrupts production on high throughput systems Lincoln Electric's engineering data shows the FineLine 300HD cuts up to 54% less plasma gas at 140 A compared to competing technology — a direct reduction in operating cost in high volume production facilities where plasma gas consumption is a significant line item