10 Best Mig Wire of December 2025

• All position flux core MIG wire for mild steel that is a self Shielded and works well on rusty, dirty and painted Material
• Best suited to single pass applications with high travel speed, runs hotter than solid wires
• Excellent for outdoor windy conditions
• Click on the (BY FORNEY) name above in blue under the title to view our full catalog of Welders, Abrasives, Chain/Wire Rope, Tools and more!

Forney

• Premium quality mild steel gas-shielding MIG welding wire ER70S-6 11-lb spool. Copper coated welding wire for GMAW welding process with shielding-gas CO2 or Ar/CO2 mixed gas.
• Conformed to AWS A5.18/ASME SF A5.18/ER70S-6; 11-lb net weight of welding wire; 8-in spool with 2-in center hole; spool wrapped in moisture-resistant plastic film.
• Wire diameters available: 0.023" (0.6mm), 0.030" (0.8mm), 0.035" (0.9mm) and 0.045" (1.2mm).
• Typical element content (wt%) in product: C=0.08; Mn=1.89; Si=0.83; S=0.019; P=0.021; Cu=0.24; Fe=balance.
• U.S. based welding and hardware supplier. Strong technical support with experienced customer service to address buyer's any question.

WeldingCity

• Country of Origin:China
• Package length:4.0"
• Package width:4.0"
• Package height:1.75"

US Forge

• ER70S-6 has the highest combination of manganese and silicon deoxidizers, permitting higher welding currents with 100% CO2 shielding gas and leaving a smoother weld bead with little to zero post-weld cleanup.
• ER70S-6 is the most common of the copper-coated mild steel GMAW (MIG) wires for single or multiple pass welding
• Great for construction work, farm implement fabrication, shaft buildup, tanks, truck bodies and general shop applications with poor fit-up or rusty, oily plates.
• 10-Pound spool

YESWELDER

• Country Of Origin: China
• Model Number: 42286
• Item Package Dimension: 2.5" L x 8.25" W x 8.25" H
• Item Package Weight: 10.68 lb

Forney

• Low spatter, High feedability, Porosity free, Good bead appearance, Easy to weld
• Shielding gas is required: 80-percent Ar+20-percent CO2 or 100-percent CO2,All Positions, Single and multi pass welding
• Mig solid welding wire for Carbon and Carbon-Manganese steels
• Made in Italy from the finest quality materials using state of the art technology under highly respected labor conditions
• Approvals: ABS, TUV, DB, DNV, LRS, RINA, GL

INE USA Since 1950

• All position flux core MIG wire for mild steel that is a self Shielded and works well on rusty, dirty and painted Material
• Best suited to single pass applications with high travel speed, runs hotter than solid wires
• Excellent for outdoor windy conditions

Forney

• Excellent wire designed for single and multiple pass welding
• Can be used for sheet metal applications when smooth welds are needed
• A shielding gas is required when welding with this wire
• Fabrication and repair of lightweight structural steel
• Excellent choice for welding low carbon mild steel, I deal for body panel repair, fences, and yard tools

US Forge

• Low spatter, High feedability, Porosity free, Good bead appearance, Easy to weld
• Shielding gas is required: 80-percent Ar+20-percent CO2 or 100-percent CO2,All Positions, Single and multi pass welding
• Mig solid welding wire for Carbon and Carbon-Manganese steels
• Made in Italy from the finest quality materials using state of the art technology under highly respected labor conditions
• Approvals: ABS, TUV, DB, DNV, LRS, RINA, GL

INE USA Since 1950

• Low spatter, High feedability, Porosity free, Good bead appearance, Easy to weld
• Shielding gas is required: 80-percent Ar+20-percent CO2 or 100-percent CO2,All Positions, Single and multi pass welding
• Mig solid welding wire for Carbon and Carbon-Manganese steels
• Made in Italy from the finest quality materials using state of the art technology under highly respected labor conditions
• Approvals: ABS, TUV, DB, DNV, LRS, RINA, GL

INE USA Since 1950