The Sealey MIGHTYMIG170 Professional Mig Welder can be used with or without gas The Sealey MIGHTYMIG170 is a Mig Welder set up ready to go in gas mode but can also be switched easily to use gasless by a simple change of polarity. The MIGHTYMIG170 is supplied with a high-quality cool running Ergo 15.2 Euro torch, 2m earth cable, 1.4m gas hose, twin gauged gas regulator, 1kg spool of 0.6mm wire, 0.6 & 0.8mm contact tips. A contract for the supply of gas should be arranged with your local gas distributor. Features: Illustrated with gas bottle to give an indication of size only; gas is not included A contract for the supply of gas should be arranged with your local gas distributor This unit is set up ready to go in gas mode but can also be switched easily to use gasless by a simple change of polarity One of our professional MIGHTYMIG range this large gas/no-gas welder offers excellent performance at an extremely competitive price Supplied with high-quality cool running Ergo 15.2 Euro torch, 2m earth cable, 1.4m gas hose, twin gauged gas regulator, 1kg spool of 0.6mm wire, 0.6 & 0.8mm contact tips Specification:  Supply: 240V  Weight: 41.5kg  Case Size: Large  Wire Capacity: 5kg  Absorbed Power: 5.4kW  Welding Current: 40-170A  Model No: MIGHTYMIG170  Cooling System: Forced Air  Gas Type: CO2, Argon, CO2/Argon Mix  Torch: 3m Euro Non-Live - BINZEL MB15  Duty Cycle: 100% @ 55A, 60% @ 70A, 15% @ 140A